Bad breath can be a major turn off, and if your looking to find out how yours is a dentist shared the quick & easy way to tell. It's super simple!!
All you do is lick the back of your hand, let it dry for about 10 seconds and smell it. If it smells bad, you probably have bad breath.
I've been doing this trick to check for bad breath for YEARS and it totally works!
If you just did the test and realized your breath isn't where you want it to be, there are some things you can add to your routine to help.
Other than brushing twice a day, add in tongue scrapping and mouthwash.
Source: YourTango