Learn all about the uterus - its anatomy, what it is and its function in the female reproductive system.
Anxiety Disorders: What You Need to Know. Most people experience feelings of anxiety before an important event such as a big exam, business presentation or first date. Anxiety disorders, however, are illnesses that cause people to feel frightened, distressed and uneasy for no apparent reason.
: an anxiety disorder marked by chronic excessive anxiety and worry that is difficult to control, causes distress or impairment in daily functioning, and is accompanied by three or more associated symptoms (as restlessness, irritability, poor concentration, and sleep disturbances)