In general, it's not bad to crack your fingers every day, says Dr. Chen. However, if it hurts to crack your knuckles, then ...

Some people do it without even thinking, others can't stand the noise, and some can't crack their knuckles at all. You might have been told as a kid that it causes arthritis or makes your fingers ...

These movements will help ease tension, strengthen muscles, and prevent pain. Come over to ... really root the knuckles into the wall. Spread the fingers without overextending the thumbs.