THE SCIENCE WAS SETTLED, EXCEPT THAT THERE WASN’T ACTUALLY ANY SCIENCE TO SPEAK OF: Dentists forgot to study flossing for a century, recommended it anyway. “This stain on the dental profession was cracked wide open last year when the Associated Press asked federal agencies for the data behind its recommendation that Americans floss. After the AP filed Freedom of Information Act requests, the government admitted that it didn’t have adequate data to back the recommendation—something it is required to have by law. The US Agriculture and Health and Human Services departments quietly removed the flossing recommendation from the latest version of dietary guidelines.”