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Today's News

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Today's Science News

Parts of the brain that are needed to remember words identified

The parts of the brain that are needed to remember words, and how these are affected by a common form of epilepsy, have been identified by a team of neurologists and neurosurgeons at UCL.

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Anti-amyloid drug shows signs of preventing Alzheimer's dementia

An experimental drug appears to reduce the risk of Alzheimer's-related dementia in people destined to develop the disease in their 30s, 40s or 50s, according to the results of a study led by the Knight Family Dominantly Inherited ...

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Oklahoma now reporting measles cases related to Texas/New Mexico outbreak

As the number of cases in the Texas measles outbreak continues to climb, Oklahoma is now reporting four cases, according to the Oklahoma State Department of Health.

3 hours ago

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Study finds persistent delirium in skilled nursing facilities dropped between 2014 and 2019

A new study that looked at possible improvements in post-acute care quality and outcomes following the 2014 Improving Medicare Post-Acute Care Transformation (IMPACT) Act found that delirium prevalence at admission to skilled ...

3 hours ago

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Breakthrough gene therapy alleviates Dravet syndrome symptoms in mice without side effects

In a groundbreaking advancement for families grappling with the challenges of Dravet syndrome, a rare and life-altering form of epilepsy, scientists have developed a new gene replacement therapy in mice that could lead to ...

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Thermal imaging could be a simple, highly accurate way to track vital signs

Biomedical engineers at Georgia Tech have developed a system for collecting and processing thermal images that allows for reliable, detailed measurement of vital signs such as respiration and heart rate or body temperature.

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Removing a protein 'signal jammer' improves tumor response to immunotherapy

Targeted inhibition of a "signal jammer" protein may improve how tumors respond to immunotherapy. Published today in Nature, a new study demonstrates how some cancer cells use the protein voltage-dependent anion channel 2 ...

4 hours ago

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Medical researchers lose federal grants to study vaccine hesitancy and Alzheimer's

Researchers at the University of Colorado's Anschutz Medical Campus have lost two scientific grants since President Donald Trump returned to office, but worry they'll lose both money and their future colleagues if the federal ...

4 hours ago

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Hikikomori: Identifying people who avoid social participation in Japan can vary depending on criteria used

The definition of "hikikomori"—people who avoid social participation and generally stay at home—according to criteria used by the Japanese Cabinet Office survey, as reported in the press, differs from the diagnostic criteria ...

4 hours ago

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Is increased sleepiness in our 80s tied to higher dementia risk?

A study led by Yue Leng, Ph.D., and Sasha Milton, followed the sleep patterns of 733 older female participants to see if specific patterns of change were associated with a higher risk of dementia. The participants, whose ...

4 hours ago

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Long COVID could be costing U.S. between $2 billion and $6.5 billion annually

The current number of long COVID-19 cases may already be costing the U.S. $2.01–6.56 billion dollars per year, according to a study recently published in the Journal of Infectious Diseases.

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Dance your stress away: New research unveils the secrets of movement in stress management

Dancing not only lifts our spirits, but also plays a significant role in effectively managing stress, strengthening resilience, and improving overall well-being, according to a new international study by researchers from ...

4 hours ago

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Case study: Bartonella and Babesia found in brain tissue of child with seizures

In a recent case study, researchers from North Carolina State University found Bartonella henselae, Babesia odocoilei and Babesia divergens-like MO-1 DNA in brain tissue samples from a young child with seizures and suspected ...

5 hours ago

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Navigating anxiety: How emergency alerts impact mental health and coping strategies

When there's a disaster, it's helpful to know what's going on—and know whether you're truly at risk. But as essential as emergency alert systems are, they can leave many of us feeling anxious—even when the alert may be ...

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Osteoporosis cases are rising, but risk differs across demographics

While increased average life expectancy is a testament to modern medicine and public health efforts, an aging population comes with an increased presence of chronic diseases such as osteoporosis.

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A skull-mapping app can greatly improve safety and accuracy of a common neurosurgical procedure

Access to potentially life-saving neurosurgical care remains very uneven worldwide, with potentially life-threatening consequences. This is especially true for a process called ventriculostomy, the most common neurosurgical ...

5 hours ago

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Online games may be an effective intervention to help adolescents reduce substance abuse

For adolescents struggling with substance abuse, traditional in-person interventions such as counseling are not always effective, and rural areas often lack access to these services.

5 hours ago

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New study identifies potential predictive biomarker for sarcopenia in midlife women

Menopause is associated with a decline in estrogen, which increases visceral fat mass and decreases bone density, muscle mass, and muscle strength. This can lead to immobility and related health problems.

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Genetic mutation predicts pancreatic cancer metastasis and survival

A new study by Mayo Clinic Comprehensive Cancer Center researchers found that the presence of a specific genetic mutation—KRAS circulating tumor DNA (ctDNA)—strongly indicates a higher risk of cancer spread and worse ...

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Value of braiding cultural food values with nutrition education to promote healthy eating explored in Osage Nation

A recent study in the Journal of Nutrition Education and Behavior accentuates the value of integrating Indigenous knowledge and community perspectives into health interventions. The research addresses challenges in defining ...

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COVID-19: We're no better prepared for a pandemic today than we were in 2020, says researcher

On March 11, 2020, the World Health Organization declared COVID-19 a pandemic. According to official data, there have been more than 770 million cases of COVID, which have caused over 7 million deaths in 231 countries—almost ...

6 hours ago

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Smoking rates falling fastest in the north of England

Smoking rates have fallen more quickly in the north of England compared to other regions, according to a new study led by UCL researchers.

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AI tool creates detailed 3D map of mouse brain metabolism, portending advances in Alzheimer's research

It is a detailed view of the brain like never seen before. In a significant technological leap, University of Florida researchers have created a powerful new computational and artificial intelligence tool that can generate ...

6 hours ago

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Surgeon general's gun violence advisory removed from HHS website

The U.S. Department of Health and Human Services (HHS) has removed the 2024 surgeon general's advisory on gun violence from its website.

6 hours ago

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The gut in the lab may reveal what gut microbes do in real time

What we eat affects our gut microbes, and now researchers can follow both good and bad changes step by step.

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Pregnancy complications may indicate genetic risk for heart disease

Coronary artery disease, a collective term for angina and heart attacks, is among the most common causes of death among women. A study published in Circulation, conducted by Tormod Rogne from Yale University/University of ...

6 hours ago

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Five years later, long COVID remains a frustrating medical mystery for many

Thousands of Minnesotans remain exhausted and disabled after their COVID-19 illnesses, but why they got "long COVID" while millions of others who got sick did not remains a mystery.

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Significant shortfalls in early intervention psychosis services found

A survey of early intervention services for people suffering from psychosis has found medical care is not being provided early enough, with many patients not seen until after they have been hospitalized. Researchers say these ...

6 hours ago

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Uncovering barriers to diagnosing and treating vulvar lichen sclerosus

A new study, led by experts at the University of Nottingham, has found the reasons why a vulvar (external female genital) skin condition, linked to cancer, is under diagnosed in general practice.

6 hours ago

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Why are night owls at greater risk of depression?

Mindfulness, total sleep quality, and alcohol consumption may help explain why people who stay up late have a greater risk of depression, according to a new study published in the open-access journal PLOS One by Simon Evans ...

6 hours ago

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ADHD misinformation on TikTok is shaping young adults' perceptions, study finds

The most popular ADHD-related content on TikTok often does not match mental health professionals' views, potentially influencing how young adults perceive the disorder, a new University of B.C. study has found.

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Classifying childhood brain cancers by immune response may improve diagnostics and treatments

Researchers and pediatric neurosurgeons at the University of Pittsburgh School of Medicine and UPMC Children's Hospital of Pittsburgh have developed a new way to profile brain cancers in children, paving the way for improved ...

6 hours ago

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How a lack of period product regulation harms our health and the planet

Did you know that in the UK period products are regulated under the same consumer legislation as candles? For 15 million people who menstruate each month, these items are used internally or next to one of the most sensitive ...

6 hours ago

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Study questions effectiveness of sepsis quality measure on patient outcomes

A new study led by the Center for Sepsis Epidemiology and Prevention Studies (SEPSIS) at the Harvard Pilgrim Health Care Institute raises critical questions about the effectiveness of the Centers for Medicare and Medicaid ...

6 hours ago

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Scoring system helps predict risk of developing cancer from common blood disorder in older adults

A team of international scientists has developed a method to predict the risk of developing cancer from a blood disorder common in older adults, according to a study published in the journal Blood.

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Deep dive: Family caregivers' journeys navigating alcohol use disorder

Alcohol use disorder (AUD) is a major global public health issue, affecting more than 28 million adults in the United States and causing 3 million deaths each year worldwide. The impact of AUD extends beyond the individual. ...

6 hours ago

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Clinical guidelines updated for evaluation, management, treatment of chronic kidney disease

In a 2024 clinical practice guideline issued by the Kidney Disease: Improving Global Outcomes (KDIGO) organization, a synopsis of which was published online March 11 in the Annals of Internal Medicine, updated recommendations ...

6 hours ago

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Diabetes treatment approach replicates pancreatic functions with bioink and 3D bioprinting technology

A research team has successfully developed an innovative platform for diabetes treatment using bioink derived from pancreatic tissue and 3D bioprinting technology. This study was recently published online in Nature Communications. ...

6 hours ago

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Meta-analysis finds that menstrual cycle does not change cognitive abilities

Business analysts from the University of Melbourne, in Australia, the Nanyang Technological University, in Singapore, and Olin Business School, in the U.S., report evidence showing that women do not experience changes to ...

6 hours ago report

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Single vaccine dose shows 84% effectiveness against mpox, but insufficient for HIV patients

Universitätsmedizin Berlin has found that a single dose of the Imvanex vaccine provides protection against mpox with 84% effectiveness. For people with HIV, however, a single dose of the vaccine fails to offer sufficient ...

7 hours ago

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Sarepta's gene therapy under scrutiny after patient death

A patient has died while receiving Elevidys, a gene therapy for Duchenne muscular dystrophy, marking the first known death linked to the treatment.

7 hours ago

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The 'brain tsunami': Machine learning aids in detection of abnormal activity

A University of Cincinnati study found machine learning models can aid in the automation and detection of abnormal brain activity sometimes referred to as a "brain tsunami."

7 hours ago

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Scientists propose new dietary fiber classification for tailored health benefits

Australian food scientists have reclassified dietary fibers—beyond just soluble and insoluble—to better guide nutritional decisions and drive targeted health food products.

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Lower education levels linked to higher suicide rates—up to 13 times higher

A research team recently published a study examining the link between education levels and suicide rates. The study found that among young men aged 30 to 44 whose highest level of education was elementary school or lower, ...

7 hours ago

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Do firefighters get prostate cancer because of their work?

When it comes to lung cancer, we know of more than 30 substances that are carcinogenic. But when researchers began investigating why there is a higher incidence of prostate cancer in firefighters, they had little to go on.

8 hours ago

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Microfluidic devices could boost safety of leukemia treatment for children

Researchers at the University of Houston, in collaboration with Baylor College of Medicine, are developing new devices for treating children with hyperleukocytosis, a condition that develops when the body has an extremely ...

8 hours ago

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Shaken baby syndrome can cause permanent brain damage, long-term disabilities or death

In the early 1990s when I was a young pediatrician, I was responsible for evaluating children with developmental and learning problems. Two unrelated boys, ages 7 and 9, were found to have IQs in the range of 60–70, which ...

8 hours ago

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AI Arabic language health messages are more positive but less clear than those generated by humans, scientists find

A new study has found that the health messages artificial intelligence generates in the Arabic language are mostly of a positive tone but not as clear as those made by humans.

8 hours ago

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Adults with congenital heart disease can boost exercise capacity by reducing sedentary time, study suggests

Adult patients with congenital heart disease (CHD) have poor exercise capacity, which is associated with adverse outcomes. In a study published in the International Journal of Cardiology Congenital Heart Disease, researchers ...

8 hours ago

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Built-in safeguard in B cell populations could impact vaccine design

Germinal centers are high-speed evolution machines. Tiny clusters in the lymph nodes, germinal centers refine antibodies through mutation and expansion until they produce high-affinity B cells adapted to keep different pathogens ...

8 hours ago

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Science behind 'Polly want a cracker' could guide future treatment design for speech disorders

A new study explains how a parakeet's brain helps it to mimic human words. By recording for the first time the brain activity of parakeets as they made sounds, a research team at NYU Grossman School of Medicine found that ...

8 hours ago

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Brain activity reveals why mice make mistakes during learning

By revealing for the first time what happens in the brain when an animal makes a mistake, Johns Hopkins University researchers are shedding light on the holy grail of neuroscience: the mechanics of how we learn.

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New understanding of B cell mutation strategies could have implications for vaccines

A vaccine's ability to generate long-lasting, high-affinity antibodies hinges on a delicate balance. Upon exposure to a vaccine or pathogen, B cells scramble to refine their defenses, rapidly mutating in hopes of generating ...

8 hours ago

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Scientists discover a type of immune cell that produces defensive 'shields' in the skin

A team at the Centro Nacional de Investigaciones Cardiovasculares (CNIC) led by Dr. Andrés Hidalgo has discovered a specialized population of neutrophils in the skin that produce extracellular matrix, helping to maintain ...

8 hours ago

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Earliest stages and possible new cause of stomach cancer revealed

For the first time, scientists have systematically analyzed somatic mutations in stomach lining tissue to unpick mutational processes, some of which can lead to cancer. The team also uncovered hints of a potential new cause ...

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Measles cases are on the rise. Here's how to make sure you're protected

The measles outbreak that started in Texas in late January continues to grow. As of March 18, 2025, confirmed cases in the outbreak, which now spans Texas, New Mexico and Oklahoma, reached 321, surpassing the number of confirmed ...

8 hours ago

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Older immigrants and immigrants with dementia face similar barriers to accessing social and medical services

A recent study by the University of Eastern Finland shows that barriers to accessing social and medical services among older immigrants and immigrants with dementia in Finland are interconnected. The study, conducted among ...

8 hours ago

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Urgent action needed to address oral health in aged care, researchers say

New research from the Registry of Senior Australians (ROSA) research center based at SAHMRI has revealed one in five people living in Australian residential aged care (RAC) facilities has a significant oral health problem, ...

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If your tween or teen doesn't know how to swim, it's not too late for lessons

New figures show shocking numbers of Australian kids are not achieving basic swimming skills.

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New material allows amputees to adjust fit of prosthetic limbs throughout the day, using a smartphone

The latest advance in wearable robotic technology promises to solve a 200-year-old problem by revolutionizing the fit of prosthetic limbs, transforming the lives of millions of amputees worldwide.

8 hours ago

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Rainfall and drought linked to childhood growth outcomes in Uganda

Rainfall and long-term water availability in a region before a woman becomes pregnant and during pregnancy predicted future growth outcomes of children in Uganda, according to new research led by a team from the Penn State ...

8 hours ago

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Rethinking how we study the impact of heat on heart health

Scientists have been testing how heat affects our hearts for years. But here's the thing: the most commonly used method might not provide much insight into what happens to the heart during heat waves.

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Illuminating the immune response to aberrant DNA

Our cells harbor a DNA detector termed cGAS to inform the immune system of viral and bacterial infections, cell death, as well as transformation during cancer. Researchers led by Ikerbasque Research Professor Sergio P. Acebrón ...

9 hours ago

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The naturalness of the seasonal time change: Researchers question basis of modern criticism

What is the best time to start the day in view of the variation in when the sun rises? This is the problem analyzed by Jorge Mira Pérez and José María Martín-Olalla, lecturers at the University of Santiago de Compostela ...

9 hours ago

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Nutrition expert breaks down effects of seed oils on health

Recently, seed oils have become a focal point in public discourse. Christopher Gardner, the director of nutrition studies at the Stanford Prevention Research Center, shares what he thinks the average American should know.

9 hours ago

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Detransitioning: Those who've done it feel misunderstood, study finds

Gender detransitioning—going back to living as the gender one was assigned at birth, or identifying differently—is generating more and more headlines these days. How do young people who've gone through the process view ...

9 hours ago

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Can a daily nap do more harm than good? A sleep researcher explains

You're in the middle of the afternoon, eyelids heavy, focus slipping. You close your eyes for half an hour and wake up feeling recharged. But later that night, you're tossing and turning in bed, wondering why you can't drift ...

9 hours ago

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Pregnancy irreversibly remodels the mouse intestine, study reveals

Researchers at the Francis Crick Institute have found that the small intestine grows in response to pregnancy in mice. This partially irreversible change may help mice support a pregnancy and prepare for a second.

9 hours ago

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Therapy dogs may reduce child, parent anxiety in the emergency department

Adjunctive use of therapy dogs in standard child-life therapy is tied to a modest but significantly greater reduction in both child-reported and parental-reported child anxiety in the pediatric emergency department, according ...

9 hours ago

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What happens in the male mouse brain during sex

To uncover what drives sexual behavior in animals, researchers studied the brain activity of male mice throughout the series of actions involved in sex leading up to ejaculation. Their results, published in Neuron, show that ...

9 hours ago

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E-cigarettes linked to lower cardiac risks compared to tobacco cigarettes in people with HIV

Electronic cigarette use may pose lower cardiovascular risks in people living with HIV compared to tobacco cigarette use, new UCLA-led research shows.

9 hours ago

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'Aging clock' computer model reveals aging processes in immune cells

Not only does our body change with age, but so does our immune system. A recent study led by the Center for Individualized Infection Medicine (CiiM) shows exactly how immune cells age and how infections and vaccinations can ...

9 hours ago

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Baricitinib found to be efficacious for hair regrowth in teens with severe alopecia areata

For adolescents with severe alopecia areata (AA), baricitinib is efficacious for hair regrowth, according to a study presented at the annual meeting of the American Academy of Dermatology, held from March 7 to 11 in Orlando, ...

9 hours ago

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Lethal synthetic opioids found in Australian wastewaters

Deadly synthetic opioids have been detected in Australian wastewater for the first time, an international survey, led by University of Queensland researchers, has found. The research is published in Addiction.

9 hours ago

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Study shows seniors benefit from tight blood pressure control

Systolic blood pressure kept under 130 reduces the risk of heart-related death by about 26% among people 80 or older, researchers report in the Journal of the American College of Cardiology.

9 hours ago

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Cardio and strength training boost health as you age—but don't forget balance exercises to reduce your chance of falls

We all recognize the benefits of regular aerobic or cardiovascular exercise to support our heart and lung health. Being active is also good for our social and mental health. And strength training promotes strong bones and ...

9 hours ago

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High levels of traumatic stress found in caregivers of adult cancer patients

Every year, millions of family members and friends provide care for loved ones undergoing cancer treatment, often at great emotional cost. A new scoping review, published in Archives of Geriatrics and Gerontology Plus, confirms ...

10 hours ago

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H5N1 influenza viral lineages beginning to evade human immunological defenses, research finds

New computational modeling of avian influenza variants' immunoprotein interactions—developed by a research team at the University of North Carolina at Charlotte—reveals the H5N1 influenza virus is evolving to escape immunological ...

10 hours ago

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Flu deaths rise as anti-vaccine disinformation takes root

Americans are facing the highest death toll from influenza since 2018, just as more people become vulnerable because of growing vaccine skepticism taking hold in statehouses and the Trump administration.

10 hours ago

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Study shows significant progress in HIV treatment initiation in the Asia-Pacific region

In a study published in AIDS Research and Therapy, Ph.D. candidate Thinh Vu explores the temporal trends in the time from HIV diagnosis to the initiation of antiretroviral therapy (ART) across the Asia-Pacific region. This ...

10 hours ago

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Scientists test accessible, affordable diagnostic tool for heart disease risk via molecular blood screening

A groundbreaking study has successfully translated high-field nuclear magnetic resonance (NMR) spectroscopy-based lipoprotein analysis into "low-cost" and easy-to-use benchtop NMR systems, enabling more accessible, high-throughput ...

10 hours ago

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How are Hispanic patients using Medicaid? Here are five issues that you should know

Spending cuts, immigration and Medicaid are at the top of the Washington agenda. That climate provides fertile ground for misinformation and myths to multiply on social networks. Some of the most common are those surrounding ...

10 hours ago

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Refined test could improve Parkinson's disease diagnosis

A team that includes a RIKEN researcher has refined a lab test for measuring protein aggregate levels in samples from patients with certain neurodegenerative diseases. This has the potential to improve diagnosis and drug ...

10 hours ago

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Experts weigh in: Is sugar truly addictive like alcohol or nicotine?

Cravings are real, a nutrition researcher says—but lumping sweets with alcohol and nicotine is a problem.

10 hours ago

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US measles outbreak: California reports increase in cases

As measles outbreaks spread across the United States, you may be wondering whether you're at risk in California.

10 hours ago

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A stronger neck can help young athletes reduce their risk of concussion

During Australia's winter sports seasons, hundreds of thousands of children will take to the field in contact sports like rugby league, rugby union, Australian rules and soccer.

10 hours ago

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Scientist whose work led FDA to ban food dye says agency overstated risk

When the FDA announced in January, before President Joe Biden's term ended, that it would ban a dye called red dye No. 3 in food and ingested drugs, the federal agency cited just one 1987 study on rats to support its action.

10 hours ago

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AI-driven MRI analysis improves accuracy in distinguishing Parkinsonian disorders

University of Florida researchers have led a multicenter study demonstrating that Automated Imaging Differentiation for Parkinsonism (AIDP), a machine-learning method using magnetic resonance imaging (MRI), accurately distinguishes ...

10 hours ago report

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Four out of five males in prison have a history of significant head injury

New research has found that 4 out of 5 males in prison have a history of significant head injury, with many having been exposed to repeated head injuries over time.

11 hours ago

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Do eggs really make you constipated? A gut expert on what the evidence says

You might've heard too many eggs make you constipated. Influencers on Instagram claim it too. The United Kingdom has slang for it—being "egg bound."

11 hours ago

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Team finds regional, age-related trends in exposure to drug-resistant pathogen

Campylobacter infections are the most common foodborne illnesses in the U.S., sickening an estimated 1.5 million people each year. A new study examined records of Campylobacter jejuni infections from 10 states, plotting regional, ...

11 hours ago

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12 hours ago

Statins linked to reduced liver cancer risk in major cohort study

Harvard Medical School researchers have found that statin use significantly reduces the risk of hepatocellular carcinoma (HCC) and hepatic decompensation among patients with chronic liver disease (CLD). Statins, particularly ...

12 hours ago report

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Chatbots show signs of anxiety, study finds

Turns out, even artificial intelligence (AI) needs to take a breather sometimes.

13 hours ago

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No evidence of decision fatigue found among nurses

Difficult decisions, such as those made by health care professionals every day, can be stressful and mentally demanding. Some past psychology studies suggest that making these hard decisions can adversely impact people's ...

13 hours ago feature

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How might ACL surgery increase the risk of knee osteoarthritis?

Some individuals who have had anterior-cruciate-ligament reconstruction (ACLR), the kind of surgery often performed on athletes' knees, may develop early-onset knee osteoarthritis. A new study in the Journal of Orthopaedic ...

17 hours ago

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