My jaw cracks and pops whenever I open my mouth. It doesn't hurt, but it's annoying when I have to yawn. Does this go away, or do I need medical treatment? -
How can an expert fix a clicking noise in your jaw? - Quora
Jaw Cracking Causes, Treatments, and When to See a Doctor
If you hear a click in your jaw, this is what you need to know | Stuff.co.nz
If you hear a click in your jaw, this is what you need to know - The Washington Post