Got an interesting question last weekend from a parent regarding her 13-year-old son: it seems every joint in his body snaps, crackles, and pops when he moves. That ties in with a question I’m asked all the time. Does “cracking” your knuckles harm the joints?

Let’s talk about the teenager first. My question to Mom was, “Does he say it hurts?” She said no. I said don’t worry about; he might make less noise if he worked on flexibility, but it shouldn’t be a problem. There’s always a possibility that one of the . . .

We're sorry, but this content is available to Members and Insiders only.

If you're already a DrChet.com Member or Insider, click on the Membership Login link on the top menu. Members may upgrade to Insider by going to the Store and clicking Membership; your membership fee will be prorated automatically.