A member asked:

My joints are always cracking, why is this? it doesn't hurt.

A doctor has provided 1 answer
Dr. Robert Grieco answered

Specializes in Family Medicine

Loose ligaments: Loose ligaments allow more movement in the joint. When the joint opens water vapor forms in the vacuum and makes a popping sound. No worry, put don't keep cracking them on purpose because it is annoying.

Answered 12/30/2013

4.8k views

Thank

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