Knuckle cracking: Annoying and harmful, or just annoying? – Harvard Health

Posted on May 14, 2018 by

Some people crack their knuckles when they are nervous. Some others do it when they are angry. Others have no reason – they just do it! 🙂 Question is, ‘should you be doing it for any reason at all?’

Read!

https://www.health.harvard.edu/blog/knuckle-cracking-annoying-and-harmful-or-just-annoying-2018051413797

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