Crack Research: Good news about knuckle cracking.: Scientific American

Crack Research: Good news about knuckle cracking.

One man’s long, noisy, asymmetrical adventure gets him a high five

By Steve Mirsky   

 


Matt Collins

The latest physical anthropology research indicates that the human evolutionary line never went through a knuckle-walking phase. Be that as it may, we definitely entered, and have yet to exit, a knuckle-cracking phase. I would run out of knuckles (including those on my feet) trying to count how many musicians wouldn’t dream of playing a simple scale without throwing off a xylophonelike riff on their knuckles first. But despite the popularity of this practice, most known knuckle crackers have probably been told by some expert—whose advice very likely began, “I’m not a doctor, but …”—that the behavior would lead to arthritis.
One M.D. convincingly put that amateur argument to rest with a study published back in 1998 in the journal Arthritis & Rheumatism entitled “Does Knuckle Cracking Lead to Arthritis of the Fingers?” The work of sole author Donald Unger was back in the news in early October when he was honored as the recipient of this year’s Ig Nobel Prize in Medicine.
Read more at scientificamerican.com
Is there anyone anywhere who hasn’t been told not to crack knuckles? LOL

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