Can u get cavities from kissing? Here's the real answer

If you're worried about whether or not can u get cavities from kissing, you might want to look at the bacteria living in your partner's mouth rather than the kiss itself. It sounds like something out of a middle school health class nightmare, but the science behind it is actually pretty straightforward. You aren't exactly "catching" a physical hole in your tooth the way you'd catch a cold, but you are definitely swapping the microscopic culprits that make those holes possible. ...

May 17, 2026 · 6 min · Mako Ranalletti