Why do knees crack?

  • Knees
  • Cracking
  • Joint Fluid
Why do knees crack? zoom_in

Knees crack due to gas bubbles bursting in the joint fluid or when ligaments snap over bones during movement. It's usually harmless unless accompanied by pain or swelling.

Sources & Related Links

en.wikipedia.org/wiki/Crepitus en.wikipedia.org/wiki/Joint en.wikipedia.org/wiki/Ligament
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Martin
Editorially reviewed Martin (January 21, 2024)
Jimmy
Answered Jimmy (January 21, 2024)

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Why do knees crack?

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Why do knees crack?

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