Where do 4% of Americans brush their teeth?
Where do 4% of Americans brush their teeth? Did you know that 4 percent of Americans brush their teeth in the shower? Take a minute to learn if brushing as you bathe is safe for your smile. Proponents of brushing in the shower say it's not as messy, which may be true on a person-to-person basis.
Do some countries not brush their teeth?
Believe it or not, most of the world's population, in particular indigenous cultures and developing countries, still use old-world techniques to keep their teeth clean, or they don't use any at all. It is only common in the U.S. and other developed countries that use nylon and electronic toothbrushes.