Why am I so tired even though I sleep a lot?

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5. Why do we sleep at night not day?
6. Is a 3 hour nap good?
7. Is it normal to sleep 12 hours a day?
8. Is it better to stay up or sleep?
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Tags

1. #there
2. #thyroid
3. #problems
4. #diabetes
5. #sleep
6. #possible
7. #deficiencies
8. #dietary
9. #likely
10. #disorder
11. #causes
12. #anemia
13. #sleepiness
14. #depression
15. #while
16. #extreme
17. #daytime
18. #caused
19. #including
20. #fatigue
21. #chronic