Zung Self-Rating Depression Scale

For each item below, please check the column which best describes how often you felt or behaved this way during the past several days.

1. I feel down hearted and blue.
2. Morning is when I feel the best.
3. I have crying spells or feel like it.
4. I have trouble sleeping at night.
5. I eat as much as I used to.
6. I still enjoy sex.
7. I notice that I am losing weight.
8. I have trouble with constipation..
9. My heart beats faster than usual.
10. I get tired for no reason.
11. My mind is as clear as it used to be.
12. I find it easy to do the things I used to.
13. I am restless and can’t keep still.
14. I feel hopeful about the future.
15. I am more irritable than usual.
16. I find it easy to make decisions.
17. I feel that I am useful and needed.
18. My life is pretty full.
19. I feel that others would be better off if I were dead.
20. I still enjoy the things I used to do.



Your Perceived Stress Score


The Zung Self-Rating Depression Scale was designed by Duke University psychiatrist William W.K. Zung MD (1929–1992) to assess the level of depression for patients diagnosed with depressive disorder.


There are 20 items on the scale that rate the four common characteristics of depression.

The scores range from 25-100. ™ 25-49 Normal

Range ™ 50-59 Mildly Depressed ™

60-69 Moderately Depressed ™

70 and above Severely Depressed


W.K. Zung (1929–1992)

William W.K. Zung was an American psychiatrist at Duke University who developed a number of clinical assessment measures of psychological symptoms. He developed the: Zung Self-Rating Anxiety Scale Zung Self-Rating Depression Scale.