Why Are Modern Humans More Prone to Tooth Decay Than Our Ancestors?
Any dentist in West Chester will tell you that teeth have undergone an evolution since ancient times. For example, we have smaller teeth and smaller jaws today than did our ancestors who lived 25,000 years ago. Canine teeth were larger, as were molars, reflecting the type of diet they ate back then.
Humans had wisdom teeth in the past, which were necessary for chewing, but today’s smaller jaws generally cannot accommodate these large, third molars.
Tooth decay has also become more prevalent—even though thousands of years ago, people didn’t brush their teeth at all. Let’s take a look at ancient times versus now.
Ancient Diets Versus Today’s Diets
Thousands of years ago, people ate ...