Teen depression is a serious medical problem that causes a persistent feeling of sadness and loss of interest in activities. It affects how your teen thinks, feels and behaves, and it can cause emotional, functional and physical problems.

Complications of pregnancy are health problems that occur during pregnancy. They can involve the mother's health, the baby's health, or both.

Some call it hypertension. Others know it as high blood pressure. Whichever term you use, it is the same serious health problem - one that increases your risk for heart disease and stroke and can also contribute to heart failure , kidney disease, vision problems, and other conditions.