White coat syndrome, or ‘white coat hypertension’, is a phenomenon whereby patients experience elevated blood pressure when they are in the presence of a medical professional

A stroke, or "brain attack," occurs when blood circulation to the brain fails. Brain cells can die from decreased blood flow and the resulting lack of oxygen.

Cholesterol is a waxy, fat-like substance that your body needs for good health, but in the right amounts. Unhealthy levels of cholesterol can lead to a condition called high blood cholesterol.

This is a series on the advances in CAR T, a remarkable immunotherapy treatment dubbed a “living drug.” This new therapy genetically modifies a patient’s cells to fight cancer, but current research efforts hope to treat autoimmune diseases, organ damage and more.