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How 50,000 years of ancestry shaped India’s unique disease patterns

Scientists sequenced the genomes of 2,762 individuals across India, revealing the country’s unique ancestral makeup and a wealth of previously undocumented disease-related gene variants. The study highlights how ancient migrations, founder effects, and endogamy have shaped both diversity and disease risk in India.

29 Jun 2025

Risk factors associated with emergency presentations following malignant skin cancer

Emergency department (ED) presentations are associated with higher cancer mortality. This study aimed to investigate the prevalence, frequency, and risk factors in Australian patients diagnosed with malignant skin cancers.

27 Jun 2025

Can your athletic past raise your risk for atrial fibrillation?

Elite retired rowers face a nearly threefold increased risk of atrial fibrillation compared to the general population, driven by a combination of long-term cardiac remodelling and underlying polygenic genetic susceptibility.

26 Jun 2025

Largest Indian genome study reveals 50,000 years of genetic history

With around 5,000 different ethno-linguistic and religious groups, India is one of the most culturally and genetically diverse countries in the world.

26 Jun 2025

New U.S. poll shows strong backing for routine childhood vaccines

In the midst of a multi-state measles outbreak, a new poll by Harvard T.H. Chan School of Public Health and the de Beaumont Foundation finds that most U.S. adults (79%) say parents should be required to have children vaccinated against preventable diseases like measles, mumps, and rubella to attend school.

26 Jun 2025

Regular sexual activity can reduce problematic menopause symptoms, study suggests

It's no secret that women often become less interested in sex with age. However, orgasm and satisfaction have been shown to not decline significantly with age.

25 Jun 2025

Unhealthy teen diets reshape the brain and drive lifelong eating habits, study finds

Adolescent diets high in fat and sugar disrupt the development of the prefrontal cortex and hippocampus, impacting cognition, memory, and impulse control. These brain changes can promote unhealthy eating behaviors and obesity risk that persist into adulthood.

24 Jun 2025

Monitoring wastewater proves effective in forecasting COVID trends

Published in The Journal of Infectious Diseases, a University of Minnesota research team demonstrated that measuring SARS-CoV-2 in wastewater continues to accurately predict COVID-19 infections in a community.

24 Jun 2025

Most British babies eat processed snacks before age one, study finds

Researchers in the UK found that over 87% of parents give processed snack foods to babies and toddlers, often introducing them well before the recommended age. Brand marketing, convenience, and misleading “health halo” claims are major drivers behind these widespread feeding habits.

23 Jun 2025

Scientists warn of rising threat as poultry disease shows signs of jumping to humans

Avian Intestinal Spirochaetosis (AIS) is a chronic, underreported poultry disease caused by Brachyspira spp., with rising concern over its zoonotic risk to humans. This review highlights key challenges in diagnosis, antibiotic resistance, transmission, and the urgent need for improved surveillance and new prevention strategies.

23 Jun 2025

Wildfire smoke exposure linked to increased heart failure risk

Long-term exposure to wildfire smoke may increase the risk of heart failure (HF), especially in older adults, women and vulnerable populations, according to a study published today in JACC, the flagship journal of the American College of Cardiology.

23 Jun 2025

Researchers use electric fields to identify aged cells

Researchers from Tokyo Metropolitan University have created a new way of telling "aged" human cells apart from younger ones using electric fields.

21 Jun 2025

Diabetes medication shows promise in cutting migraine days by more than half

A diabetes medication that lowers brain fluid pressure has cut monthly migraine days by more than half, according to a new study presented today at the European Academy of Neurology (EAN) Congress 2025.

20 Jun 2025

Study links sleep heart rate variability to stroke and depression risk

New research, presented today at the European Academy of Neurology (EAN) Congress 2025, has uncovered a powerful link between nighttime heart rhythm and future health conditions, even in people with no obvious sleep problems.

20 Jun 2025

Chinese scientists develop highly efficient process for beta-blocker production

Chinese scientists have developed a breakthrough process that significantly improves the efficiency and environmental friendliness of beta-blocker production-with a focus on the widely used compound propranolol, which plays a vital role in managing cardiovascular conditions such as hypertension, arrhythmia, and angina.

20 Jun 2025

Why Alzheimer’s DNA tests don’t treat all populations equally

A major global study tested whether European-derived polygenic risk scores (PGS) for Alzheimer’s disease can predict risk across diverse populations. While PGS performed well in many groups, it was less accurate in individuals of sub-Saharan African and Indian ancestry, highlighting the urgent need for more inclusive genetic data.

19 Jun 2025

New app helps relieve dry eye through optimized blinking routine

An Aston University optometrist, Professor James Wolffsohn, has determined an optimum blinking exercise routine for people suffering with dry eye disease, and has developed a new app, MyDryEye, to help them complete the routine to ease their symptoms.

19 Jun 2025

FIM programs show promise in improving diet quality and food security

Food is medicine (FIM) programs that incorporate healthy food into health care for people with or at high risk for chronic disease show great potential in improving diet quality and food security, but additional research is needed to understand clinical outcomes, according to a systematic review of randomized controlled trials in the U.S conducted by the American Heart Association.

19 Jun 2025

Can a Japanese diet help with depression? Large study says yes

A large cross-sectional study of 12,499 Japanese workers found that higher adherence to traditional or modified Japanese diets was associated with a lower prevalence of depressive symptoms. The findings suggest that culturally rooted dietary patterns may support mental well-being, especially among educated adults.

18 Jun 2025

Heart scan study reveals low-fiber diets drive dangerous heart plaques

A Swedish study links low-fiber, high-red meat diets to increased coronary artery plaque risk, highlighting the importance of dietary choices for heart health.

18 Jun 2025