The list of social situations requiring a pleasant expression is long, one of them is when you greet a person.

Lots of social situations calls for trustworthy friendliness but not emotional intimacy .

Mechanism: Most of the time, a polite smile invol...

The sheer dexterity of human emotion is astonishing. So, we’re able to smile in the midst of both emotional and physical pain.

It acts as a coping mechanism to smile and laugh during the grieving process (emotional/physical pain)

This might sometimes be difficult to show or understand.

One study found that attractiveness is heavily influenced by intense smile that can “compensate for relative unattractiveness.”

Tips:

People can use smile to show their superiority, to communicate discontent, and to make others feel inferior. One can call it a sneer.

Mechanism: A dominance smile is more likely to be asymmetrical - One side of the mouth rises, and the other side remains in...

This smile gets its name from the Pan Am flight attendants who were required to keep smiling, even when customers and circumstances made them want to throw peanut packets across the cabin.

It can be seen as forced and fake.

Mechanism: they use extra effort to yank on ...

This smile is the gold standard of all smiles.

The Duchenne smile AKA genuine smile make you seem trustworthy , authentic, and friendly.

M...

If you’re trying to find a reliable lie detector, the face isn’t !

According to research , even the most experienced law enforcement officials only spot

This can be seen in situations of commiting blunders in front of group of people. However, smiling can actually alleviate some awkward scenarios.

Mechanism: A study found that a smile provoked by embarrassment is often accompanied by a downward tilt of the head and a shifti...