Question

what is depression????????​

Answer 1

A feeling of unhappiness that lasts for a long time. Depression can be a medical condition and may have physical signs, for example being unable to sleep, etc.

Answer 2

Answer:

Depression (major depressive disorder) is a common and serious medical illness that negatively affects how you feel, the way you think and how you act. Fortunately, it is also treatable. Depression causes feelings of sadness and/or a loss of interest in activities you once enjoyed.