Time-restricted eating alters the gut microbiota and serum metabolite profiles in young adults with overweight or obesity, with changes linked to weight loss and improved cardiometabolic health.

Abdominal adiposity was associated with accelerated biological aging across measures based on metabolomics, clinical biomarkers, and DNA methylation. Accelerated biological age predicted higher risks ...

Survey respondents open up about how work affects their relationships and how being a physician affects the search for an appropriate partner.

Insights from AHS 2026, including anticipated presentations, key takeaways, and how new research in migraine treatment will affect patient care.

Members of the writing committee for the 2026 ACC/AHA/Multisociety dyslipidemia guidelines respond to a critical column by John Mandrola, MD.