Microplastics Clog Arteries, Fueling Heart Disease Risk

A recent study indicates that microplastics may directly cause cardiovascular disease by significantly increasing arterial plaque. Researchers observed that male mice exposed to microplastics showed a dramatic rise in plaque accumulation in their arteries, a condition known as atherosclerosis.

The study further revealed that microplastics appear to activate genes within endothelial cells, which line blood vessels, leading to inflammation and plaque formation. This effect was also observed in cultured human endothelial cells, suggesting a direct cellular mechanism for the observed plaque buildup.

While the research highlights a concerning link between microplastics and heart disease, scientists emphasize the need for further investigation into the specific mechanisms and differences between sexes. Current advice for individuals focuses on reducing exposure through avoiding single-use plastics and certain food and water sources.