In 1974, Leonard Rubin described three basic types of smile, based on his study of 100 people: The “Mona Lisa”, where the corners of the mouth go up and outwards and the upper teeth are exposed.

Dermatologists share how to get rid of smile lines or laugh lines, ... “This does not only prevent smile lines, but all types of wrinkles and aging of the skin,” Dr. Rodney says.

Smile lines, or laugh lines, are also known as the nasolabial crease, ... “This does not only prevent smile lines, but all ...

There are a myriad different ways to smile – and some of them can conceal some less than happy feelings. There are 19 types of smile but only six are for happiness - BBC Future Homepage ...

Researchers have identified 10 main types of smiles. Here’s an explanation of these smiles, what they mean, and how they may affect the people you encounter.

According to professionals, the most effective treatment for fine lines is using dermal fillers that work to plump skin and improve its contour—but ultimately, it depends on the type of facial ...

We spend our lives warding off lines, but wrinkles can be an asset. Eventually, we’re going to get, well, a few lines. And that’s OK — maybe even a bonus. After all, fine lines can be just ...

In 1974, Leonard Rubin described three basic types of smile, based on his study of 100 people: The “Mona Lisa”, where the corners of the mouth go up and outwards and the upper teeth are exposed.

Of 19 different types of smile, only six occur when we’re having a good time. The rest happen when we’re in pain, embarrassed, uncomfortable, horrified or even miserable.