No he doesn't crack his knuckles. That's just his character name.
what makes knuckles crack is carbon dioxide bubbles in your knuckles along with cartilage.
You can't. They get bigger as you crack them. Don't crack your knuckles or you'll resort to big knuckles!
Almost everyone cracks their knuckles. But how many you might ask? Well 2 out of 3 American's crack their knuckles! This is VERY interesting,huh? I anwsered this question for the people of the internet Thank you for reading this! This was anwsered out of PURE boredom! LOL
To crack your knuckles you simply pull back your knuckles in a 45 degree angle and it has to be up to 45 or else you might hurt your hand.
2 out of every 3 Americans crack their knuckles. There are some theories that say cracking the knuckles may be harmful and can cause arthritis.
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No. Cracking your knuckles does not cause your hands to swell.
Yes, depending on how often you do it. If you crack your knuckles a lot then you will continually have to crack them more unless you prevent yourself from doing so. Cracking your knuckles actually releases the nitrogen in between your joints.
The sound you hear when you crack your knuckles is actually the sound of carbon dioxide gas bubbles bursting.http://en.wikipedia.org/wiki/Knuckle_cracking
In general, no - cracking knuckles appears to be a sterotypic action of humans and possibly primates.