Showing posts with label oral bacteria. Show all posts
Showing posts with label oral bacteria. Show all posts

Modern Diet Is Rotting Our Teeth

A study of the evolution of our teeth over the last 7,500 years shows that humans today have less diverse oral bacteria than historic populations, which scientists believe have contributed to chronic oral diseases in post-industrial lifestyles. The researchers, from the University of Adelaide's Australian Centre for Ancient DNA (ACAD), the University...