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Top news stories for the week 43

Monday, Oct 23

New large-scale study results add to evidence that vestibular loss increases dementia risk

Existing research shows a link between hearing loss and the risk of dementia, and a new study adds to growing evidence that vestibular loss can increase dementia risk as well. Results from this work, by a team from the Korea ...

Oct 23, 2023 feature

0

373

Study finds ice cream, potato chips may be as addictive as drugs

There might be some truth to the potato chip ad that boasts, "You can't eat just one."

Oct 23, 2023

0

137

Rare lung cells reveal another surprise with implications for cystic fibrosis

A new study by University of Iowa researchers finds that rare lung cells known as pulmonary ionocytes facilitate the absorption of water and salt from the airway surface. This function is exactly the opposite of what was ...

Oct 23, 2023

0

124

New study reveals role of hippocampus in two functions of memory

For the first time, a study in rats teases apart the role of the hippocampus in two functions of memory—one that remembers associations between time, place and what one did, and another that allows one to predict or plan ...

Oct 23, 2023

0

104

Researchers use pioneering new method to unlock brain's noradrenaline system

An international team of researchers has provided valuable insights into the brain's noradrenaline (NA) system, which has been a longtime target for medications to treat attention deficit hyperactivity disorder, depression, ...

Oct 23, 2023

0

103

Researchers aim to streamline brain surgery with a new soft robotic system

Navigating the labyrinthine vasculature of the brain with standard surgical instruments can be incredibly challenging, even for the steadiest of hands. But with some robotic assistance, brain surgeons could potentially operate ...

Oct 23, 2023

0

93

Study highlights gut fungi's lasting impact on severe COVID-19 immune response

Certain gut-dwelling fungi flourish in severe cases of COVID-19, amplifying the excessive inflammation that drives this disease while also causing long-lasting changes in the immune system, according to a new study led by ...

Oct 23, 2023

0

86

Tuesday, Oct 24

Tai chi may curb Parkinson's disease symptoms and complications for several years

Tai chi, the Chinese martial art that involves sequences of very slow controlled movements, may curb the symptoms and complications of Parkinson's disease for several years, reveals research published online in the Journal ...

Oct 24, 2023

1

561

Reprogramming of energy metabolism restores cardiac function after infarction in mice

After birth, the human heart loses its regenerative capacity almost completely. Damage to the heart muscle—for example, due to a heart attack—therefore usually leads to a permanent loss of function in adults. Scientists ...

Oct 24, 2023

0

155

New research finds two regions of the brain critical to integrating semantic information while reading

Two different regions of the brain are critical to integrating semantic information while reading, which could shed more light on why people with aphasia have difficulty with semantics, according to new research from UTHealth ...

Oct 24, 2023

0

153

Lung cancer cells covertly thrive in brain under guise of protection, study finds

Lung cancer cells that metastasize to the brain survive by convincing brain cells called astrocytes that they are baby neurons in need of protection, according to a study by researchers at Stanford Medicine.

Oct 24, 2023

0

125

Exercise found to be nearly as good as Viagra in overcoming erectile dysfunction

A trio of medical researchers has found that many men experiencing erectile dysfunction can overcome much of the problem by simply engaging in aerobic exercise. In their study, reported in The Journal of Sexual Medicine, ...

Oct 24, 2023 report

0

119

Study unveils a cortico-amygdala neural substrate supporting fear extinction via endocannabinoids

Endogenous cannabinoids, or endocannabinoids for short, are lipid-based neurotransmitters known to support various physiological processes. Recent studies have hinted at the role of these neurotransmitters in so-called fear ...

Oct 24, 2023 feature

0

98

We can't defeat cancer without acknowledging the differences between men and women, say scientists

For generations, the medical community has used the "standard human"—a 70-kilogram male—to guide education, research and practice. This means that for many conditions, although the recommended type, dosage and duration ...

Oct 24, 2023

1

83

Wednesday, Oct 25

Undiagnosed: More than 7 million Americans unaware they have mild cognitive impairment

For many people, forgetting your keys or struggling to plan tasks can seem like a normal part of the aging process. But those lapses can actually be symptoms of something more serious: mild cognitive impairment, or MCI, which ...

Oct 25, 2023

0

336

Zooming in on our brains on Zoom: Study finds suppressed neural signaling

When Yale neuroscientist Joy Hirsch used sophisticated imaging tools to track in real time the brain activity of two people engaged in conversation, she discovered an intricate choreography of neural activity in areas of ...

Oct 25, 2023

0

203

Simple blood test can help diagnose bipolar disorder

Researchers have developed a new way of improving diagnosis of bipolar disorder that uses a simple blood test to identify biomarkers associated with the condition.

Oct 25, 2023

0

122

Anti-anxiety drug may improve brain cancer survival chances

A new study shows that cerebrospinal fluid reduces current treatment efficacy in brain cancer and identifies new therapeutic opportunities.

Oct 25, 2023

0

116

T-cell receptor discovery has huge potential for engineering custom immune responses

T cells are soldiers on the front lines of the human immune system. They are responsible for many important roles, including attacking viral- or bacterial-infected cells and certain cancer cells, and immunological memory—remembering ...

Oct 25, 2023

0

56

Trauma, severe stress in childhood linked to criminal legal involvement in next generation

A study led by UCLA researchers found that the children of parents who experienced adverse childhood experiences (ACEs)– such as abuse, neglect, violence in the home, or loss of a parent—are at increased risk of arrests ...

Oct 25, 2023

0

55

Longevity may be associated with olfactory perception of harmful substances

Aversion to an offending smell can be an indicator of the organism's capacity to protect itself from harmful substances and live longer. This at least is what happens in the case of nematodes of the species Caenorhabditis ...

Oct 25, 2023

0

53

Thursday, Oct 26

Time to inform the public about the adverse effects of ultra-processed foods, researchers say

A team led by researchers from the Université Sorbonne Paris Nord and Université Paris Cité, France, has summarized where we are in our understanding of the adverse health effects related to ultra-processed food with some ...

Oct 26, 2023 report

7

1510

Brain implant successfully controls both seizures and OCD

A patient at Oregon Health & Science University is the first in the world to benefit from a single stimulator implanted in the brain to effectively control two life-altering conditions: seizures caused by epilepsy and compulsive ...

Oct 26, 2023

0

238

Research team designs gel that repairs cartilage nonsurgically with electricity

A lifetime of activity can gradually erode the cartilage that cushions our joints. Someday, we might simply inject a gel to repair it, University of Connecticut researchers report in the Oct. 6 issue of Nature Communications.

Oct 26, 2023

0

162

Researchers identify amino acid that may play a key role for predicting and treating long COVID

University of Alberta researchers have identified an amino acid that may play a key role in predicting poor clinical outcomes and the treatment of long COVID.

Oct 26, 2023

0

129

Researchers identify key genes in the development of the primate brain

The development of the brain requires an elaborate, tightly organized chain of events that are jumpstarted by neural stem cells, which give rise to increasingly specialized cells that carry out all brain functions. But what ...

Oct 26, 2023

0

124

Is red meat intake linked to inflammation?

Inflammation is a risk factor for many chronic diseases, including cardiovascular disease (CVD), and the impact of diet on inflammation is an area of growing scientific interest. In particular, recommendations to limit red ...

Oct 26, 2023

0

104

Psoriasis not caused by spontaneous mutations in skin cells, finds study

Psoriasis—a chronic skin condition—is not caused or spread by spontaneous genetic mutations in the skin, new research suggests.

Oct 26, 2023

0

86

Friday, Oct 27

New study identifies common physical features in babies born to mothers who used fentanyl

Babies born to mothers who used fentanyl during pregnancy displayed similar facial and musculoskeletal abnormalities that suggest the emergence of a novel syndrome, according to research published in the journal Genetics ...

Oct 27, 2023

7

1682

Mechanics of breast cancer metastasis discovered, offering target for treatment

The most lethal feature of any cancer is metastasis, the spread of cancer cells throughout the body. New research led by Penn State reveals for the first time the mechanics behind how breast cancer cells may invade healthy ...

Oct 27, 2023

0

176

Intermittent fasting is safe, effective for those with type 2 diabetes, suggests new study

Time-restricted eating, also known as intermittent fasting, can help people with type 2 diabetes lose weight and control their blood sugar levels, according to a new study published in JAMA Network Open from researchers at ...

Oct 27, 2023

0

138

Study identifies genetic cause for some brain tumors

Scientists have uncovered a genetic explanation for one subset of common brain tumors, according to a study published in Nature Communications.

Oct 27, 2023

0

108

Multiple review articles highlight the role of the hypothalamus in human existence

The journal Science has published a series of review articles regarding the outsized role that the hypothalamus plays in human behavior—regulating hunger pangs, sleep cycles and social interactions, the almond-sized brain ...

Oct 27, 2023 report

0

96

Functional MRI study finds correlated shifts in brain connectivity associated with overthinking in adolescents

A new study from The Ohio State University Wexner Medical Center and College of Medicine, University of Utah and University of Exeter (UK) substantiates previous groundbreaking research that rumination (overthinking) can ...

Oct 27, 2023

0

92

Long COVID is most prevalent in the most seriously ill, large-scale study finds

A collaborative study involving researchers from Karolinska Institutet has charted the prevalence of severe physical symptom burden among Scandinavians for up to two years after a SARS-CoV-2 infection. Most affected were ...

Oct 27, 2023

2

74

Saturday, Oct 28

Hospital's pioneering gene therapy aims to free patients of blood disease. Is a cure at hand?

Born with a deadly blood disease, Clint and Alissa Finlayson's adopted daughters—Ada, nine, and Lily, 12—are the first patients on the West Coast to receive a new gene therapy offered by UCSF Benioff Children's Hospital ...

Oct 28, 2023

0

16

It's as safe to get your prescription from a nurse practitioner as from a doctor

Nurse practitioners are just as good as primary care doctors at avoiding potentially harmful prescriptions for older patients—but both need to do better, a large, new study suggests.

Oct 28, 2023

0

1

Could gut fungi be linked to severe COVID? What to make of new research findings

Many tiny organisms including bacteria, fungi and viruses normally live on our bodies, and even inside us. These are called the microbiome. The large number of these organisms living in the gastrointestinal tract are collectively ...

Oct 28, 2023

0

1

Researchers identify key takeaways for AIDS service organizations to ensure resilience

The COVID-19 pandemic overwhelmed health care systems across the United States. More than 100 million cases and one million deaths later, clinicians and researchers are still unraveling the lessons learned from this global ...

Oct 28, 2023

0

0

A relational framework for microbiome research that includes Indigenous communities

Research on the trillions of microorganisms that make up a person's microbiome can lead to medical breakthroughs to treat diseases like inflammatory bowel syndrome and diabetes. According to Alyssa Bader, a Tsimshian Assistant ...

Oct 28, 2023

0

0

Sunday, Oct 29

On nutrition: Don't toss those pumpkin seeds

It all started with a question from a reader in Missouri: "Can pumpkin seeds minimize an overactive bladder? Is it better to eat ground-up pumpkin seeds or whole seeds? How much is advisable?"

Oct 29, 2023

0

19

Over 100 dead from cholera, dengue in war-torn Sudan

Outbreaks of cholera and dengue fever in war-torn Sudan have left more than 100 people dead since August, the health ministry said on Saturday.

Oct 29, 2023

0

1

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