Question

what is depression.​

Answer 1

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. ... Depression causes feelings of sadness and/or a loss of interest in activities once enjoyed. ... Feeling sad or having a depressed mood

Explanation:

Answer 2

Explanation:

The persistent feeling of sadness or loss of interest that characterises major depression can lead to a range of behavioural and physical symptoms. These may include changes in sleep, appetite, energy level, concentration, daily behaviour or self-esteem. Depression can also be associated with thoughts of suicide.

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