Depression symptoms can fluctuate from mild to serious and can include:
- Feeling sad or having a depressed mood
- Loss of interest or pleasure in activities
- Changes in hunger — weight loss or gain unrelated to dieting
- Trouble sleeping or sleeping too much
- Loss of energy or increased fatigue
- Increase in purposeless physical activity
- Feeling worthless or guilty
- Difficulty thinking, concentrating or making decisions
- Thoughts of death or suicide