A Quick Explanation As To Why Joints Pop and Crack

Michael Aranda of SciShow explains the biological process that occurs when joints are popped and cracked.

SciShow explains what really causes those popping sounds your joints make — fluid dynamics, people! — and what you should watch out for if you’re a habitual knuckle-popper.

Lori Dorn
Lori Dorn

Lori is a Laughing Squid Contributing Editor based in New York City who has been writing blog posts for over a decade. She also enjoys making jewelry, playing guitar, taking photos and mixing craft cocktails.