Trial finds vitamin D supplements don't reduce COVID severity but could reduce long COVID risk

In a large, randomized trial, researchers at Mass General Brigham found that high-dose vitamin D3 did not reduce COVID-19 ...

The uterus' immune system can regenerate after transplantation, study shows

The immune system in the uterus can regenerate after both uterus transplantation and bone marrow transplantation. This is ...

1 in 3 Americans say sacrificed for health care costs

One in three Americans said they made some sacrifice last year—like skipping a meal or rationing medicine—to cover health ...
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A single dose of psilocybin is more effective than nicotine patches for quitting smoking, study suggests

A new study, published in JAMA Network Open, reports the outcome of a clinical trial out of Johns Hopkins University assessing the effectiveness of psilocybin as a treatment for smokers attempting to ...

Major genetic risk factor for rare form of dementia identified

Researchers at VIB and Antwerp University have identified a major genetic risk factor for a rare form of frontotemporal dementia. The discovery, published today in Nature Genetics, provides a ...
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Anchoring a key immune molecule makes T cells hit harder

Researchers at the Kennedy Institute of Rheumatology have found that physically resisting the formation of an immunological synapse actually promotes a stronger immune response. The findings could ...

Researchers trace brown fat to an unexpected embryonic source at the aorta

A team of scientists has identified an unexpected embryonic "starting point" for several brown-fat depots: a small cell niche around the dorsal aorta. Using a combination of time-controlled genetic ...

Father's tobacco use may raise children's diabetes risk, mouse study suggests

A mouse study found that a father's nicotine exposure can affect the offspring's ability to process sugar and may contribute to diabetes risk, according to new research published in the Journal of the ...

AI meal plans for teens may undercount calories by nearly 700, study suggests

Many teens dealing with weight issues are turning to AI models to help them create meal plans with the aim of losing weight.
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Personalized support program improves smoking cessation for cervical cancer survivors

A new study led by UCLA researchers suggests that a personalized counseling program can significantly help women who have survived cervical precancer or cervical cancer to quit smoking—and does so at ...
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Hearing loss is often called a dementia risk factor—here's what the research really shows

Hearing loss and dementia affect millions of people worldwide. But headlines describing hearing loss as the "leading midlife risk factor" for dementia can be misleading. They often oversimplify ...

Structured exercise programs may help combat 'chemo brain' according to new study

New research suggests that exercise may help people with cancer stay mentally sharp and better able to handle daily tasks, work, and social activities through chemotherapy treatment delivered on an ...