Angina is a specific type of chest pain caused by reduced blood flow to the heart, often due to conditions like coronary artery disease. It typically feels like pressure, tightness, heaviness, or a ...

High blood pressure that has no known cause is called primary, or essential, hypertension. This is the most common type of high blood pressure. It develops slowly, and often people with primary ...

Secondary hypertension is high blood pressure caused by an underlying health problem, such as kidney disease or hormone imbalances. Unlike primary hypertension, which has no apparent cause, secondary ...