Which of the following is a symptom of depression?

According to the World Health Organization, depression is a common mental disorder, which in the worst case, can lead to take their own life.

There are several symptoms of this mental illness,and it can be categorized as mild, moderate or severe:

It's important to know that people who have depression won't isolate completely, they tend to maintain social and affective contacts with others, but less intense, and with less interest, functioning as a distractor. The number one mistake is to believe that a depressed person will show a sad face, actually, it's the contrary, they try to maintain a "happy face" with little signs of depressive behaviours.

diabetes,smoking,high blood pressure,high cholesterol,obesity,inactivity