A hot flash is the sudden feeling of warmth in the upper body, which is usually most intense over the face, neck and chest. Your skin...

Cholesterol is a waxy substance found in your blood. Your body needs cholesterol to build healthy cells, but high levels of cholesterol...

Hodgkin's lymphoma is a type of cancer that affects the lymphatic system, which is part of the body's germ-fighting immune system. In...

Obesity is a complex disease involving an excessive amount of body fat. Obesity isn't just a cosmetic concern. It's a medical problem...