THE SCIENCE OF DEPRESSION
What exactly is going on inside of a depressed person? We look at the scientific basis for depression, and shed light on the fact that it is a disease with biological, psychological, and social implications.
Understanding Depression — Symptoms
What Are the Symptoms of Depression?
For major depression, you may experience a sad or depressed mood, or an inability to feel pleasure, plus five or more of the following symptoms, for at least a two-week period
- Feelings of guilt, worthlessness, helplessness, or hopelessness
- Loss of interest or pleasure in usual activities, including sex
- Difficulty concentrating and complaints of poor memory
- Insomnia or oversleeping
- Appetite changes, which may include weight gain or loss
- Fatigue, lack of energy
- Thoughts of suicide or death
- Slow speech; slow movements