Final answer:
Loss of interest in usual activities is a behavior associated with depression.
Step-by-step explanation:
Loss of interest in usual activities is a behavior associated with depression. People with depression no longer show interest or enjoyment in activities that they previously found gratifying, such as hobbies, sports, social events, and time spent with family. This loss of interest is one of the defining symptoms of major depressive disorder, along with feelings of intense sadness and despair.
Learn more about Behavior associated with depression