Depression
Depression and anxiety are the symptoms found in people who are suffering from sleeplessness for an extended period. Depression directly affects a person mentally. Depression is associated with despair, anxiety, sadness, feeling blue and lonely. Due to lack of sleep, a person feels tired both mentally and physically. As he cannot do anything about this situation, he starts to feel stressed. A person may also suffer from headaches and sensation of pain in the body. Untreated apnea can increase the risk of disease.