Signs and symptoms of may include feelings of sadness, guilt, worthlessness, and hopelessness.

The answer is MDD.

Explanation:

Major depressive disorder (MDD), refers to a mental disorder in which there are at least two weeks through which there is a presence of low mood related to most of the situations.

This disorder is also known as depression. Some of the symptoms concerning this disorder include loss of interest in normally enjoyable activities, low energy, as well as the presence of pain without a relevant cause. People with this condition can also have false beliefs or perceive some things that others cannot.  

responsibilities im assuming

is there a year set? the question is incomplete