Depression is the persistent feeling of sadness or loss of interest that characterises major depression can lead to a range of emotional and physical conditions. Depression Symptoms may be caused by a chemical imbalance in the brain and stressful life events, such as the loss of a loved one. Sometimes Depression is difficult to diagnose because it is difficult to differentiate a person with sadness and depression. Not all sad persons are depressed due to which there are high chances of miss-dia