Our friends at Men’s Health blew us away yesterday with this so-simple-we-can’t-believe-we-didn’t-think-of-it bad breath test. Mark Wolff, D.D.S., of the New York University College of Dentistry explains on the latest episode of Men’s Health Live:
“Blowing into your hand is often difficult for us to smell. But you can intensify the smell if you would just lick the back of your hand for a moment and let it start to evaporate. If you actually smell that evaporation—it’s called organoleptic—it’s actually a scientific test you can use.”
Nice trick, right? Bonus: It’s also a useful trick for testing whether your hand is clean.
Read the full run-down over at Menshealth.com.