What causes bone cracking and why does it happen? 545 viewsJanuary 3, 2024 Question91.20K April 8, 2021 0 Comments What causes bone cracking and why does it happen? In: Biology 1 Answer ActiveNewestOldest Anonymous Posted April 8, 2021 0 Comments Bubbles of nitrogen can form in your joints. When those bubbles escape, they make a popping noise. When you crack your knuckles, you are forcing the nitrogen bubbles inside the joint fluid out. You are viewing 1 out of 1 answers, click here to view all answers. Register or Login
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