Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Scrubbing ...

When it comes to brushing your teeth, here's a piece of advice you may never have heard: don't focus on your teeth. Instead, think more about your gums, particularly the border where teeth meet gums.

Brushing your teeth effectively lowers your chances of getting a host of chronic diseases, as well as keeping your teeth and gums healthy. But the majority of us are doing it wrong. Here's how to ...