Why cracking knuckles is bad?

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Tags

1. #joint
2. #knuckle
3. #harmful
4. #specifically
5. #cracked
6. #negative
7. #result
8. #shown
9. #temporarily
10. #beneficial
11. #arthritis
12. #cause
13. #pulling
14. #pressure
15. #nitrogen
16. #cracking
17. #knuckles