endothelial dysfunction

Chronic Cannabis Use — Both Smoking and Edible THC Are Associated With Endothelial Dysfunction in Young Adults

By MedXY 12/03/2025

A cross-sectional study found lower brachial flow‑mediated dilation in chronic marijuana smokers and THC‑edible users versus nonusers; smoked cannabis sera also impaired VEGF‑stimulated NO production in endothelial cells, suggesting distinct mechanisms.

Cardiology news Public Health

Invisible Invaders: How Microplastics May Accelerate Atherosclerosis — and Why Men Could Be at Greater Risk

By MedXY 11/25/2025

New animal research links oral microplastic exposure to dramatic increases in arterial plaque—especially in males—by injuring endothelial cells and provoking inflammation and oxidative stress.

Medical News Neurology news Specialties

One High‑Fat Meal, Four Hours: Rapid Impairment of Vascular Function and Brain Blood‑Flow Regulation

By MedXY 08/10/2025

A controlled study from the University of New South Wales shows a single high‑fat meal (130 g fat) produces marked postprandial hypertriglyceridaemia and measurable declines in systemic endothelial function and dynamic cerebral autoregulation within 4 hours, effects magnified in older men.