Browse comprehensive, doctor-reviewed information on 3 health conditions.
Major depressive disorder (MDD), commonly known as depression, is a mood disorder that causes persistent feelings of sad...
A migraine is a type of headache that can cause severe throbbing pain or a pulsing sensation, usually on one side of the...
Multiple sclerosis (MS) is a disease in which the immune system eats away at the protective covering of nerves. It can c...