RAMAT-GAN, Israel — Your blood test results might be “normal,” but still put you at risk for serious heart problems. A major international study found that people with serum sodium levels at the upper ...

Vitamin B12, also known as cobalamin, is a water-soluble vitamin that is essential for developing and maintaining a healthy central nervous system, red blood cells and nucleic acids, such as DNA and ...

New research from the American Heart Association (AHA) suggests that parents might want to keep a closer eye on their kids’ blood pressure. About one in seven (14%) of children and teens in the U.S.

Hypokalemia and even low-normal plasma potassium levels increase the risk of ventricular arrhythmias among patients with cardiovascular disease. An assessment of a strategy of actively increasing ...