A bit of relief, or maybe just a force of habit: We’re separating fact from fiction about what happens when you crack your knuckles and other joints. * It all has to do with the “synovial fluid” in ...

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Scientists are making a major leap toward freezing organs for future use without damaging them. A new study reveals that one of the biggest obstacles—cracking during ultra-cold preservation—can be ...

There’s something oddly satisfying about cracking your knuckles. That quick pop can feel like releasing pressure after a long day, but somewhere along the line, it got a bad reputation. You’ve ...