Salt is usually something people are warned to limit in food, not drinking water. But a global analysis suggests sodium in tap water may be an overlooked contributor to high blood pressure, particularly in coastal regions. 

The study, published in BMJ Global Health, found that higher salinity in drinking water was associated with higher blood pressure and an increased risk of hypertension. 

Researchers from Washington University in St. Louis find evidence that elevated stress exposure and its inflammatory correlates may contribute to Black-White racial disparities in mortality risk.

People who commonly experience everyday discrimination are more likely to have higher levels of “exhausted” white blood cells, suggesting that the chronic stress of discrimination may hamper the immune system, according to a new study by NYU School of Global Public Health researchers.