That popping or cracking sound? It’s called crepitus. Think bubble wrap… or Rice Krispies… in your joints. Most of the time, it’s completely normal. Tiny gas bubbles, tendons moving over bones, or normal cartilage rubbing—nothing to worry about. ❗ Check with a doctor only if: • It hurts • Swells • Locks or feels unstable Otherwise? That sound alone doesn’t mean your knees are damaged. It’s just your joints making a little noise—annoying, not alarming. Tips to keep knees happy: • Strengthen quads