What gives Brad Pitt that special twinkle? And what is it that makes Jennifer Garner so alluring, yet so innocent and youthful? A birth defect that is otherwise known as the dimple. For eons, mankind ...

Even if you don’t have dimples of your own, you’re probably familiar with what they look like, and maybe even know a few people with them. Ariana Grande, Cheryl Cole, Jennifer Garner and Kate ...