Depression
Feeling down can be a normal part of life, but when emotions such a hopelessness, despair, anger, irritability, loss of energy, self loathing, reckless behavior, concentration problems or unexplained aches and pain take over you may be suffering from depression. The whole body can also be effected. Fatigue, weight changes, sleep problems can ensue.
Depression is highly treatable. Therapy can help cope with feelings and symptoms and change behavior patterns. It can help people regain a sense of control and pleasure.