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Largest study of ancient DNA traces infectious diseases through history

Rss Feed - Wed, 07/09/2025 - 21:28
A research team led by Eske Willerslev, professor at the University of Copenhagen and the University of Cambridge, has recovered ancient DNA from 214 known human pathogens in prehistoric humans from Eurasia.

Virginia Tech researchers explore creatine therapy for brain health

Rss Feed - Wed, 07/09/2025 - 21:24
Creatine is popularly known as a muscle-building supplement, but its influence on human muscle function can be a matter of life or death.

New insights into the lasting biological and social effects of childhood maltreatment

Rss Feed - Wed, 07/09/2025 - 21:21
Childhood maltreatment leaves a lasting impact that goes far beyond physical injuries or fading memories.

Digital platform supports personalized diet goals in primary care for diabetes

Rss Feed - Wed, 07/09/2025 - 15:14
A recent study in the Journal of Nutrition Education and Behavior, published by Elsevier, evaluated the feasibility of Nutri, a user-centered digital platform designed to support personalized, evidence-based diet goal setting during routine primary care visits for patients with type 2 diabetes.

Exercise improves cancer outcomes by shaping the gut microbiome

Rss Feed - Wed, 07/09/2025 - 15:10
A new study from the University of Pittsburgh shows for the first time how exercise improves cancer outcomes and enhances response to immunotherapy in mice by reshaping the gut microbiome.

FDA-approved drugs can help enhance the safety of nanomedicines

Rss Feed - Wed, 07/09/2025 - 14:57
An international study led by researchers at the University of Colorado Anschutz Medical Campus has identified a promising strategy to enhance the safety of nanomedicines, advanced therapies often used in cancer and vaccine treatments, by using drugs already approved by the FDA for unrelated conditions.

Experimental treatment reverses paralysis in child with rare mitochondrial disease

Rss Feed - Wed, 07/09/2025 - 14:51
The value of a recent biochemical discovery can be seen in the case of an 8-year-old boy. In August 2023 he was able to play typical sports, but by November he needed a wheelchair because of a rare disease that caused worsening paralysis.

Transabdominal cerclage reduces risk of preterm birth for women with history of cervical insufficiency

Rss Feed - Wed, 07/09/2025 - 14:31
A new study by investigators from Mass General Brigham adds evidence that the most effective way to prevent preterm birth among patients with a history of cervical insufficiency is to place a cervical stitch higher in the abdomen rather than vaginally.

Innovative genome editing approach could be the key to lifelong effective weight management

Rss Feed - Wed, 07/09/2025 - 14:20
Weight-loss drugs have surged in popularity, promising rapid results with regular injections. Now, researchers from Japan report a way for the body to make its own weight-loss drugs, doing away with injections in favor of a one-time treatment.

New study identifies four distinct autism subtypes with unique genetic signatures

Rss Feed - Wed, 07/09/2025 - 13:09
Autism is classified as a 'spectrum' for a reason: Each case is different. Scientists have struggled to parse through the many ways autism can manifest, much less to link these varying observable traits (called phenotypes) to underlying genetics.

Climate change linked to thousands of heat-related deaths in Europe

Rss Feed - Wed, 07/09/2025 - 13:03
Human-induced climate change may have intensified the European heatwave between 23 June and 2 July 2025, and increased the number of heat-related deaths, according to a new rapid analysis.

Improving sleep and lifestyle could reduce heart disease risk in menopausal women

Rss Feed - Wed, 07/09/2025 - 12:59
During the menopause transition, only 1 in 5 women have optimal scores using the American Heart Association's health-assessment tool, known as Life's Essential 8 (LE8).

Mapping vulnerability or resilience in Alzheimer's through imaging and genetics

Rss Feed - Wed, 07/09/2025 - 12:36
It's been recognized for some time that Alzheimer's disease affects brain regions differently and that tau - a protein known to misbehave - plays an important role in the disease.

Healthy plant-based diet linked with reduced risk of inflammatory bowel disease

Rss Feed - Wed, 07/09/2025 - 10:10
A large prospective study published in Molecular Nutrition and Food Research reveals that a healthy plant-based diet is linked with a reduced risk of inflammatory bowel disease.

New study identifies factors linked to successful weight loss using GLP-1RAs

Rss Feed - Wed, 07/09/2025 - 10:06
A study in Diabetes, Obesity and Metabolism has identified certain characteristics that might influence people's weight loss after taking prescription drugs called glucagon-like peptide-1 receptor agonists (GLP-1RAs), such as semaglutide (sold under the brand names Ozempic and Wegovy).

AI system estimates bone density using routine X-ray images

Rss Feed - Wed, 07/09/2025 - 10:01
Investigators have developed an artificial intelligence-assisted diagnostic system that can estimate bone mineral density in both the lumbar spine and the femur of the upper leg, based on X-ray images.

Study examines factors influencing delivery of oral health services at Federally Qualified Health Centers

Rss Feed - Wed, 07/09/2025 - 09:27
Federally Qualified Health Centers (FQHCs) are a crucial component of the dental safety net and provide oral health services to those who might not otherwise have access to needed care, including low-income individuals, the uninsured and Medicaid beneficiaries.

Many Americans misunderstand the health impact of processed foods

Rss Feed - Wed, 07/09/2025 - 09:19
Thirty-nine percent of respondents to an online poll incorrectly said all processed foods are unhealthy, according to new research by the Physicians Committee for Responsible Medicine published today, July 8, 2025, in JAMA Network Open.

How context shapes the mental health benefits of exercise

Rss Feed - Wed, 07/09/2025 - 08:44
Research often points to exercise as a good way to boost mental health, but a recent study from the University of Georgia suggests that it's not just physical movement that affects mental health.

Energy waves on cancer cell surfaces linked to tumor growth and aggressiveness

Rss Feed - Wed, 07/09/2025 - 08:39
In a bid to better understand how cancer cells power their explosive growth and spread, scientists at Johns Hopkins Medicine say they have shed new light on the location and function of power-generating waves on the covering, or membrane, of these cells.

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