A member asked:

I feel pain when hyperextend my thumb to crack it- when i move my finger nail down toward my palm and push with my other fingers (in proximal phalange?

A doctor has provided 1 answer
Dr. Jeffrey Wint answered

Specializes in Hand Surgery

Snapping: a joint by hyperextending one joint and flexing the adjacent one voluntarily as described puts a lot of strain on the joint and doing it over and over again will lead to irritation.

Answered 4/24/2016

1.4k views

Thank

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