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Top news stories for the week 41

Monday, Oct 09

Largest ever study on light exposure proves its impact on mental health

The world's largest study on light exposure and its impact on mental health, with almost 87,000 participants, has found that increased exposure to light at night increases a person's risk for psychiatric disorders such as ...

Oct 9, 2023

10

253

Activity is important for your brain and for the prevention of Alzheimer's, suggests neurovascular study

Exercising and maintaining a healthy lifestyle are some of the ways in which we can keep our blood vessels flexible, enabling them to retain the ability to pump blood around the body. This is not only important for the body, ...

Oct 9, 2023

0

186

Americans will spend half their lives taking prescription drugs, study finds

An American born in 2019 will spend a larger share of their lifetime taking prescription drugs than being married or receiving an education, according to new research by Jessica Ho, associate professor of sociology and demography ...

Oct 9, 2023

0

125

Researchers identify link between gut bacteria and pre-clinical autoimmunity and aging in rheumatoid arthritis

While the bacteria in the intestine are helpful for digesting food and fighting infections, they have long been suspected to play an essential role in triggering rheumatoid arthritis. This chronic inflammatory disorder affects ...

Oct 9, 2023

0

122

Newfound mechanism suggests drug combination could starve pancreatic cancer

A new combination of treatments safely decreased growth of pancreatic cancer in mice by preventing cancer cells from scavenging for fuel, a new study finds.

Oct 9, 2023

0

113

Analysis of 1918 flu pandemic victims' remains contradicts belief that healthy young adults were particularly vulnerable

New analysis of the remains of victims of the 1918 influenza pandemic, which killed an estimated 50 million people worldwide, contradicts the widespread belief the flu disproportionately impacted healthy young adults.

Oct 9, 2023

1

83

International team of scientists says identifying some foods as addictive could shift attitudes, stimulate research

Researchers from the United States, Brazil, and Spain, including scientists with the Fralin Biomedical Research Institute at VTC, published an analysis in a special edition of the British Medical Journal (BMJ ) with a timely ...

Oct 9, 2023

0

67

Tuesday, Oct 10

Seamlessly multiplexing memory storage and recall

Every day, we store memories, some of which we are able to recall later. But while we do so, do we keep on storing? Yes, because we cannot afford to stop memory formation while we are retrieving prior ones. Imagine, for instance, ...

Oct 10, 2023

0

121

Genetics may be responsible for one-third of complex regional pain syndrome cases

Genetic susceptibility may be responsible for around 1 in 3 cases of complex regional pain syndrome (CRPS), a poorly understood condition causing persistent severe and disabling pain, finds research published online in the ...

Oct 10, 2023

1

120

How plant-derived nutrients can affect the gut and brain

Can plant-derived nutrients alter gut bacteria to affect brain function? Scientists from the University of Leipzig Medical Center, the Max Planck Institute for Human Cognitive and Brain Sciences and the Helmholtz Center for ...

Oct 10, 2023

0

86

Better benefits from home-based walking than supervised facility exercise in PAD patients

Research led by the Feinberg School of Medicine, Northwestern University, Illinois, found that home-based walking exercise regimens outperformed supervised treadmill physical therapy in patients with lower extremity peripheral ...

Oct 10, 2023 report

0

86

Marmoset study finds prefrontal cortex has two distinct types of connections to other cortical areas

A comprehensive map of the marmoset brain by RIKEN neuroscientists has revealed that two types of connections link the prefrontal cortex to other cortical areas. This finding could provide insight for addressing neurological ...

Oct 10, 2023

0

73

Obesity leads to a complex inflammatory response inside fat tissue, study finds

Fat tissue, for as much as it's been vilified, is an incredibly complex and essential bodily organ involved in energy storage and hormone production, among other functions. Yet, modern lifestyles have led to a worldwide epidemic ...

Oct 10, 2023

11

72

Neuronal sensing of cytokine IL-12 induces tissue adaptation and protects mice from neuroinflammation

Cytokines are proteins that help the human body to control and support the work of the immune system. Over the past few decades, a growing number of studies have been exploring the role of specific cytokines, including IL-12, ...

Oct 10, 2023 feature

0

71

Wednesday, Oct 11

Research suggests commonly-used herbicide is harmful to adolescent brain function

Herbicides are the most used class of pesticides worldwide, with uses in agriculture, homes and industry. Exposures to two of the most popular herbicides were associated with worse brain function among adolescents, according ...

Oct 11, 2023

3

694

Bionic hand merges with user's nervous and skeletal systems, remaining functional after years of daily use

Karin's life took a dramatic turn when a farming accident claimed her right arm more than 20 years ago. Since then, she has endured excruciating phantom limb pain. "It felt like I constantly had my hand in a meat grinder, ...

Oct 11, 2023

0

275

Researchers reconstruct speech from brain activity, illuminating complex neural processes

Speech production is a complex neural phenomenon that has left researchers explaining it tongue-tied. Separating out the complex web of neural regions controlling precise muscle movement in the mouth, jaw and tongue with ...

Oct 11, 2023

0

217

Study uncovers how the gut's microbiome boosts immune development

A study is shedding new light on how the gut's microbial communities contribute to a well-functioning immune system and defend against harmful pathogens.

Oct 11, 2023

0

182

CDC study on depression and mortality finds wealth, smoking, and exercise reduce risk of death

US Centers for Disease Control and Prevention (CDC) researchers in Atlanta have examined the association between depressive symptoms and mortality in a large, diverse, nationally representative sample of US adults.

Oct 11, 2023 report

29

138

Omega-3 discovery moves us closer to 'precision nutrition' for better health

University of Virginia School of Medicine researchers have obtained new insights into how African-American and Hispanic-American people's genes influence their ability to use Omega-3 and Omega-6 fatty acids for good health. ...

Oct 11, 2023

0

104

Microbial metabolites as risk factors for Parkinson's disease

A research team has discovered a microbial metabolite that destroys dopamine-producing neurons. Further experiments showed that Parkinson-like symptoms occur as a result.

Oct 11, 2023

0

84

Thursday, Oct 12

What makes us human? Detailed cellular maps of the entire human brain reveal clues

In a suite of 21 papers published in the journals Science (12), Science Advances (8), and Science Translational Medicine (1), a large consortium of researchers shares new knowledge about the cells that make up our brains ...

Oct 12, 2023

0

1076

Mechanism decoded: How synapses are formed

Whether in the brain or in the muscles, wherever there are nerve cells, there are synapses. These contact points between neurons form the basis for the transmission of excitation, the communication between neurons. As in ...

Oct 12, 2023

0

270

New research sheds fresh light on mystery of infant consciousness

There is evidence that some form of conscious experience is present by birth, and perhaps even in late pregnancy, an international team of researchers from Trinity College Dublin and colleagues in Australia, Germany and the ...

Oct 12, 2023

1

216

New research shows how brain inflammation in children may cause neurological disorders such as autism or schizophrenia

Severe inflammation in early childhood is a clinically known risk factor for developing autism and schizophrenia. Now, for the first time, scientists from the University of Maryland School of Medicine (UMSOM) have discovered ...

Oct 12, 2023

0

180

Restoring nerve-muscle connections boosts strength of aging mice, study finds

A small molecule previously shown to enhance strength in injured or old laboratory mice does so by restoring lost connections between nerves and muscle fibers, Stanford Medicine researchers have found.

Oct 12, 2023

0

96

Study finds we can respond to verbal stimuli while sleeping

Sleep is not a state in which we are completely isolated from our environment: while we sleep, we are capable of hearing and understanding words. These observations, the result of close collaboration between teams at Paris ...

Oct 12, 2023

1

79

Most accurate test to date developed to measure biological aging

A team of European researchers has developed a new test that can accurately measure biological aging in a clinical setting. The discovery was made while studying patients for the aging effects of chronic kidney disease.

Oct 12, 2023

0

78

Friday, Oct 13

Opioid limits didn't change surgery patients' experience, study shows

Worries that surgery patients would have a tougher recovery if their doctors had to abide by a five-day limit on opioid pain medication prescriptions didn't play out as expected, a new study finds.

Oct 13, 2023

10

196

Brain regions important for memory, perception are remodeled during the menstrual cycle, study finds

Central learning and memory hubs change in response to sex hormones. A new study in Nature Mental Health by Rachel Zsido and Julia Sacher of the Max Planck Institute for Human Cognitive and Brain Sciences and the University ...

Oct 13, 2023

0

143

Calorie restriction in humans builds strong muscle and stimulates healthy aging genes: Study

Reducing overall calorie intake may rejuvenate your muscles and activate biological pathways important for good health, according to researchers at the National Institutes of Health and their colleagues. Decreasing calories ...

Oct 13, 2023

0

133

When it comes to hearing, the left and right sides of the brain work together, mouse research shows

Johns Hopkins-led research has revealed an extensive network of connections between the right and left sides of the brain when mice are exposed to different sounds. The researchers also found that some areas of the brain ...

Oct 13, 2023

0

115

Not getting enough sleep? Your vascular cells may be drowning in oxidants, says study

Does this sound like you? You wake up at the same time each morning, get the kids out the door, and rush to catch the subway to work. But at night, maybe you stay up until midnight doing laundry or 1 a.m. to catch up on the ...

Oct 13, 2023

0

94

Common drug can improve hand osteoarthritis symptoms, finds study

Relief could be on the way for people with painful hand osteoarthritis after a Monash University and Alfred Health-led study found an affordable existing drug can help. Until now there has been no effective treatment.

Oct 13, 2023

0

89

New mouse models may help scientists find therapies for brain development disorder

For more than 25 years, Richard Huganir, Ph.D., Bloomberg Distinguished Professor of Neuroscience and Psychological and Brain Sciences and director of the Solomon H. Snyder Department of Neuroscience, at the Johns Hopkins ...

Oct 13, 2023

0

75

Saturday, Oct 14

Cancer drug restores immune system's ability to fight tumors

A new, bio-inspired drug restores the effectiveness of immune cells in fighting cancer, a team led by researchers at The University of Texas at Austin has found. In mouse models of melanoma, bladder cancer, leukemia and colon ...

Oct 14, 2023

0

75

Researchers pinpoint nongenetic mechanisms in lung cancer resistance to one commonly used therapy

In a recent study led by Ravi Salgia, M.D., Ph.D., the Arthur & Rosalie Kaplan Chair in Medical Oncology, a team of researchers from City of Hope, one of the largest cancer research and treatment organizations in the United ...

Oct 14, 2023

0

64

Virtual reality reduces anxiety among caregivers of children having surgery, study finds

Virtual reality (VR) may be an effective and reliable tool to alleviate the anxiety experienced by most parents or caregivers when their child undergoes surgery, according to research presented at the ANESTHESIOLOGY 2023 ...

Oct 14, 2023

0

4

More patients go home instead of to long-term-care when sedation for common procedures is conducted by anesthesiologist

Patients who had common procedures performed outside of the operating room (OR) were more likely to go home instead of to a long-term care facility when they were discharged from the hospital if their sedation was administered ...

Oct 14, 2023

0

2

Liver cancer: Risk factors and prevention

October is Liver Cancer Awareness Month, which makes this a good time to learn more about risk factors for liver cancer and what you can do to prevent it.

Oct 14, 2023

0

1

Pfizer cuts earnings outlook on lower COVID-19 drug sales

The US pharmaceutical giant Pfizer sharply scaled back its earnings outlook for the year, blaming lower-than-expected sales of two drugs used to treat COVID-19, the company said Friday.

Oct 14, 2023

0

1

Novel potassium channel opener safe, effective for adults with focal epilepsy

XEN1101 appears safe and effective for the treatment of focal-onset seizures (FOSs), according to results of a phase 2b study published online Oct. 9 in JAMA Neurology.

Oct 14, 2023

0

0

Sunday, Oct 15

Future-proofing pandemic preparedness and response

The COVID-19 pandemic highlighted major shortcomings in the ability of the world to prevent, prepare for, and respond to pandemics. These shortcomings spanned multiple areas, including the surveillance of pathogens of pandemic ...

Oct 15, 2023

0

37

Playgroups are are struggling to survive—here's why we need them

Playgroups can be a lifeline for new parents. Run by volunteers, they give young children a space to explore and interact with others, and parents a chance to have a cup of tea and a chat.

Oct 15, 2023

0

14

Study reveals how young children's immune systems tame SARS-CoV-2

New research helps explain why young children have lower rates of severe COVID-19 than adults. A study of infants and young children found those who acquired SARS-CoV-2 had a strong, sustained antibody response to the virus ...

Oct 15, 2023

0

0

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