Seasonal Affective Disorder (SAD)
Seasonal affective disorder (SAD) is a type of depression. It happens during certain seasons of the year, most often fall or winter. Here’s what you need to know.
Seasonal affective disorder (SAD) is a type of depression. It happens during certain seasons of the year, most often fall or winter. Here’s what you need to know.
Binge eating disorder is when someone often eats large amounts of food in a short time. It is also called compulsive overeating. Learn more about symptoms, diagnosis, and treatments.
A heart attack happens when the blood supply is cut off from the heart muscle, usually because of a blood clot. Without blood and oxygen, the muscle cells are damaged and die.
Women suffer more frequent and severe symptoms from STDs. Some STDs can cause pelvic inflammatory disease, which can lead to both infertility and ectopic pregnancy.
The immune system works to keep germs out of the body and destroy any that get in. It is made up of a complex network of cells and organs.
AIDS is caused by the human immunodeficiency virus, which kills or impairs cells of the immune system and progressively destroys the body’s ability to fight infections and certain cancers.