19 Different Smiles
Paul Ekman Group, Tiny Fox Lab

Scientists have discovered that there are 19 different types of smiles. The most interesting part, however, is that they don’t all show happiness! In fact, only 6 smiles happen when we’re having a good time. The other 13 are reserved for other situations.Tiny Fox Lab Facts

For instance, our smile takes a different shape when we’re nervous, uncomfortable, embarrassed, and even miserable. These “non-enjoyment” smiles are less about how we’re feeling inside and more about the signals we want to project to others.

Preview photo credit: Paul Ekman Group
Source: https://www.bbc.com/future/article/20170407-why-all-smiles-are-not-the-same