“Early humans used chewing sticks, twigs, bird feathers, animal bones, and plant fibers to remove debris from their teeth,” ...
For most of human history, straight, well spaced teeth were the norm, not a luxury that required years of metal and elastic ...
Wisdom teeth are the third set of molars located at the very back of the mouth. They look just like the first and second molars, but can sometimes be a little smaller. They are commonly called wisdom ...