Joe Biden on Thursday night attempted to clarify remarks he made earlier in the day in which he suggested that the Black community in the U.S. lacks diversity when compared with Hispanics…

Your heart pumps blood through a network of arteries, veins, and capillaries. The moving blood pushes against the arterial walls, and this force is measured as blood pressure. High blood pressure results from the tightening of very small arteries called arterioles. Arterioles regulate the blood flow through your body. As these arterioles tighten (or constrict), your heart […]

COVID-19 causes long-term damage to heart by clotting blood and reducing ability of lungs to process fresh oxygen into the blood.