Every day someone or the other falls prey to depression. In fact, the National Institute of Mental Health estimates that 10% of the population suffers from depression. That is when the person remains sad, miserable, and bereft of self-assurance for long periods of time.  A normal person too may feel down and out quite often, but the feeling of sadness is short-lived as the person moves on to other thoughts and actions planned for the day.

On the contrary, a person who is depressed experiences continuing feelings of misery and pessimism.  Depression is a disturbing mental illness that causes a lot of worries and leads to psychosomatic disorders.  However, the good news is that the problem has a good cure rate.

Read: All about Depression Test