Causes of your depression can be from diet, lack of exercise, stress, or even a side effect from a medication that you are taking. In the case of a chemical imbalance in your brain then your doctor may want to prescribe for you an anti-depressant such as Cymbalta.
http://www.cymbaltacheapest.com/ - cheap cymbalta This type of depression with time will subside and you will improve but it is the type of depression that is brought on for no reason that is concerning. This is why it is best to get the help that you need while you can, before it becomes irreparable.