The surprising new research behind what actually causes high blood pressure – and the best ways to keep yours in check ...

Painful cramps in the legs that get better with rest can be a sign of poor circulation. Skin color changes, such as appearing pale, bluish, or gray, indicate poor circulation. Brittle nails and hair ...

Blood clots that occur within veins or arteries can cause serious health problems. Certain exercises and stretches can help prevent blood clots. Blood clots typically affect veins in the arms, legs, ...