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 ...

Dimples, charming indentations often gracing smiles, arise from a zygomaticus major muscle variation. This genetic trait, frequently inherited, enhances facial attractiveness, boosting perceived ...

Cheek dimples are likely a genetic trait, although the specifics of how they’re inherited still aren’t clear. Share on Pinterest Dimples are small indentations that can be found on your skin. They can ...

Researchers have identified three distinct, reliably recognised expressions of smile -- reward, affiliation and dominance -- and the facial muscle combinations that make them. Each smile hinges on an ...