Why your jaw makes that kieferknacken sound

If you've ever sat down for a quiet dinner and heard a loud pop every time you took a bite, you're already familiar with kieferknacken. It's one of those weird bodily quirks that can be anything from a minor annoyance to a genuine source of daily pain. In the English-speaking world, we usually just call it jaw clicking or popping, but the German term "kieferknacken" captures that sharp, snapping sound perfectly. ...

February 18, 2026 · 6 min · Bara Simecek