Scientists reveal the genetic secret behind the thick lips of African cichlids, linked to parallel evolution and proteins.

It’s little wonder the lip industry is worth over a billion pounds, as hundreds of thousands of people work on their lips to make them as desirable as possible. A new study set out to determine ...

Although the supermodel likes her lips to look "natural," she still uses a lip liner to make them appear bigger Kaitlyn is a former Assistant Style & Beauty Editor at PEOPLE. Karlie Kloss uses a ...

Because those things make blood rush to the surface, which causes swelling. That swelling makes your lips look bigger, for a while. Now, if your skin doesn’t like those irritants, you may end up ...

While the original versions of the images showed natural-sized lips, three versions had bigger lips and three had smaller lips, creating 168 images. In 350 milliseconds, each participant looked at ...

The goal was never to make the lips look bigger; instead, Korean women focused the color of their lip products on the center of their lips, blurring it out as it reached the perimeter to create a ...