Dental health

7 bad habits that wreck your teeth

From sipping sugary sodas to chewing on pen caps, some common habits are terrible for your teeth.

Jan, 2026
LearnDental health7 bad habits that wreck your teeth
Slide 1
Sugary Treats
Acidic Foods and Drinks
Tooth Staining Drinks
Grinding Your Teeth
Whitening Too Much
Scrubbing Your Teeth
Crunching Ice, Chewing Pen Caps

1 of 8

Slide 1

Want a healthy, white smile? Things you may be doing everyday could ruin your chances. Now, it’s no surprise that if you don’t brush or floss enough—twice a day for brushing, once a day for flossing—you’ll probably be out of the running for prettiest smile on your block. But what you drink, eat and even how you take care of your choppers could be damaging them, too. Check out these ways you could be wrecking your teeth.

Medically reviewed in June 2019.

Written byJordan Lawson.
Medically reviewed byMark Arredondo, MD.July, 2025

Recommended for you

7 worst foods and drinks for your teeth
Slideshow
The 3 worst foods and drinks for your teeth
Video
7 things that can discolor your teeth
Slideshow
Best and worst foods for your teeth
Slideshow
Foods to choose—and avoid—for better oral health
Article
AskMDHow can I be more consistent?
AskMd LogoAskMd Logo
Privacy policyConsumer health data privacyTerms of use
Cookie policyYour privacy choices

© 2026 Sharecare, Inc.