関連キーワード
1. Seasonal Affective Disorder
2. Mood disorder
3. Seasonal changes
4. Depression
5. Light therapy
6. Psychosocial factors
7. Biological clock
8. Serotonin
9. Melatonin
10. Vitamin D
11. Circadian rhythms
12. Sleep disturbances
13. Winter blues
14. Cognitive-behavioral therapy
15. Anxiety
16. Psychological well-being
17. Phototherapy
18. Seasonal variation
19. Seasonal patterns
20. Treatment options
21. Diagnostic criteria
22. Risk factors
23. Genetic predisposition
24. Psychological interventions
25. Personality traits
26. Coping strategies
27. Social support
28. Winter holidays
29. Emotional regulation
30. Prevention strategies