Knuckle-cracking Sound

Researchers Abdul Barakat and Vineeth Chandran Suja have revealed a mathematical model of a cracking knuckle that suggests that bubble popping in the synovial fluids of knuckles could accurately explain the knuckle-cracking sound.

The sound of cracking knuckles
- cracking the knuckles is very common
- a little lake of syovial fluid keeps the joints from grinding against each other
- popping of bubbles or gas pockets in the synovial fluid causes the sound

Knuckle-cracking Sound Explained

What is the secret behind the sound cracking knuckles? Scientists explain this phenomenon using a mathematical model. Read More

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Knuckle-cracking Sound

Knuckle-cracking Sound Explained

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