Cornell researchers have uncovered a built-in molecular "gate" that controls the production of the molecule nitric oxide, a crucial signaling molecule throughout biology that in humans helps regulate ...

Learn how caffeine affects brain chemicals and health, sleep, and mood. Understand safe daily limits, hidden sources, and signs you’re getting too much.

Coronary artery disease (CAD) is the most common cause of death globally. In CAD, plaques composed of cholesterol, fats, calcium and other compounds accumulate and create obstructions in the coronary ...