A Symptom of another Physical Problem: Depression can occur as a symptom of other physiological problems, various signals from one part of the brain to another. Financial problems, loneliness, health problems or chronic pain, alcohol or drug abuse, relationship problems, sex, relationships, pressure of studies, conflicts with friends and parents . Sit or lie down on a mat whatever is comfortable it doesn't have side-effects like short term memory loss which are associated with the latter. http://healthymindqow.blogger-news.net/a-vivid-picture-of-her-hand-mightily-sweeping-the-mess-from-h