Brush Yourself Off And Try Again: An Invention Story
Inventing even the simplest product is a fraught process. Mike Davidson and Mike Smith have learned that lesson the hard way as they seek to change the way teeth get cleaned.
toothbrushes
Does Flossing Help Or Not? The Evidence Is Mixed At Best
Since 1979, the federal government has urged daily flossing. But the recommendation was removed recently from U.S. dietary guidelines after health advisers found the evidence of benefits to be weak.
Are You Flossing Or Just Lying About Flossing? The Dentist Knows
A survey says one-quarter of adults lie to their dentist about flossing. That number seemed low to us. So we called up some periodontists. And they laughed.