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Accumulation of somatic mutations drives vascular damage in people with progeria

Hutchinson-Gilford progeria syndrome (HGPS) is a genetic disorder that causes remarkable premature aging.

31 Jul 2026

Exposure to fungicides and insecticides alters onset of puberty in girls

The study, which tracked more than 500 Spanish girls between the ages of 7 and 10, links the presence of certain fungicides in urine to early menarche and that of the insecticide chlorpyrifos to delayed menarche, highlighting the impact of pesticides on pubertal development.

31 Jul 2026

Soy lysolecithin reduces salt-induced hypertension and cognitive decline

High salt (HS) intake is a major global health concern, closely linked to hypertension and growing evidence of cognitive and emotional decline.

31 Jul 2026

Tailored online nutrition tools empower frail older adults

While existing digital health tools can provide valuable information to offset poor nutrition, older adults with pre-frailty and frailty want to engage with these tools easily, to support their autonomy, dietary self-management and healthy aging.

31 Jul 2026

Mouse study links leaky gut to severe food allergies

A "leaky gut" might increase the severity of food allergies, according to new research conducted in mice and published in The Journal of Immunology.

31 Jul 2026

Community gathering places cut cognitive risk for non-exercising seniors

Community gathering places, where residents lead group activities, have been promoted across Japan as part of long-term care prevention efforts to extend healthy life expectancy.

31 Jul 2026

New stem cell vesicles accelerate diabetic wound healing

Diabetic foot ulcers are among the most serious complications of diabetes because prolonged inflammation, poor circulation, and defective angiogenesis can leave wounds open for months and increase the risk of infection and amputation.

31 Jul 2026

Linguistic style in children predicts future mental health problems

Linguistic models that analyzed the words children used when talking about stressful events proved better at predicting future mental health problems than a panel of human experts.

31 Jul 2026

Tea, tap water and child IQ: What a Canadian pregnancy study found

Researchers analyzed 485 mother-child pairs in Canada to examine whether estimated fluoride intake from tea during pregnancy was associated with IQ at ages 3 to 4. Each 0.5 mg/day increase was associated with a 2.24-point lower full-scale IQ score, although the observational design and estimated exposure prevent causal conclusions.

31 Jul 2026

Hydrogen-powered shipping could deliver $284 billion in annual health benefits

Researchers modeled how replacing conventional global shipping fuels with hydrogen could change PM2.5 and ozone pollution, premature mortality, and monetized health benefits. Under complete transition, the model estimated 129,458 fewer premature deaths and US$284 billion in annual monetized health benefits, although some regions experienced increased pollution from hydrogen production or altered ozone chemistry.

31 Jul 2026

Research identifies common neuroimmune signatures in rapid-acting antidepressants

In a new study, researchers from The University of Texas MD Anderson Cancer Center have uncovered insights that may help explain how rapid-acting antidepressants, such as ketamine and psychedelics, can reduce symptoms in difficult-to-treat depression.

30 Jul 2026

Coastal residents more likely to have worse midlife health

People who live by the coast in midlife are more likely to have worse health, finds a new study in England and Wales led by UCL researchers.

30 Jul 2026

Ten-million-person study links semaglutide to lower COVID-19 mortality

Researchers analyzing claims from more than 10.1 million commercial insurance and Medicare Advantage enrollees found that semaglutide use was associated with a 49% lower adjusted hazard of COVID-19-related death. The observational findings corroborate earlier SELECT trial results but do not establish causation, making further prospective research essential.

30 Jul 2026

Pork supply chains may be shaping the global spread of drug-resistant Salmonella

Researchers linked 129,136 global human and swine Salmonella genomes with sampling from a Guangdong pork supply chain to examine how downstream stages relate to antimicrobial resistance. The study suggests slaughterhouse and retail interfaces may concentrate S. 4,[5],12:i:- ST34, resistant strains, and mobile resistance elements, supporting broader One Health surveillance beyond farms.

30 Jul 2026

Study reveals widening inequality in leisure-time physical activity

A ten-year study of residents of the city of São Paulo, Brazil, revealed that leisure-time physical activity is highly unequal and that the gap between social strata is widening.

30 Jul 2026

Biotherapeutic metabolite repairs gut damage caused by HIV infection

Researchers at the UC Davis School of Medicine have identified a naturally occurring metabolite that repairs gut damage caused by HIV infection and significantly improves the effectiveness of antiretroviral therapy (ART) in the nonhuman primate model of HIV/AIDS.

30 Jul 2026