A young man cracking his knuckles together

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Size: 3264px × 2448px
Photo credit: © Clare / Stockimo / Alamy / Afripics
License: Royalty Free
Model Released: Yes

Keywords: annoying, bad, boy, clicking, cracking, fingers, habit, hands, human, knuckles, male, man, medical, noise, noisy, pop, popping, relief, stockimo, tight