definitions bipolar

depression or bipolar disorder??
hello, I'm a little confused about the difference between the 2. Ive been told by different 2 ppl go 2 a dr on diagnosis 4 each of these. Ive tried to investigate the 2, but the r 2 complicated explainations. ANY1 can give me a simple definition and symptoms of 4 each??? thanks =]
Depression is as follows: The physical symptoms such as dizziness, headaches, stomach aches, headaches, neck, arms or legs damage due to muscle tension, digestive disorders. (rule out other medical causes) The Persistent unhappiness, negativity, irritability. Uncontrollable anger or outbursts anger. Excessively self-critical, unwarranted guilt, low self-esteem. Inability to concentrate, think clearly, remember or make decisions, possibly resulting in the negative to study at school or inability (due to depression or attention deficit disorder) to do homework. slow or hesitant speech or movements body, or restlessness (anxiety). Loss of interest in once pleasurable activities. Low energy, chronic fatigue, slow. Change in appetite, noticeable loss weight or weight gain, or abnormal eating patterns. Chronic worry, excessive fear. Preoccupation with death themes in literature, music, drawings, speaking of death repeatedly, fascination with guns / knives. suicidal thoughts, plans or attempts. Bipolar is: There are four types of mood episodes that may occur in bipolar disorder, each with a unique pattern of symptoms: Mania Hypomania Depression Mixed Episode I hope this helps.
The Definition of Bipolar