This common way of checking bad breath doesn't actually work -- here's how you can know for sure

NYU otolaryngologist  Erich Voigt explains the best way to tell if you have bad breath. Breathing into your hand is not a good indicator.

Produced by Joe Avella & Jessica Orwig

Follow BI Video: On Twitter

Business Insider Emails & Alerts

Site highlights each day to your inbox.

Follow Business Insider Australia on Facebook, Twitter, LinkedIn, and Instagram.