What is the full form of SMILE?

The full form of SMILE is:
S = simply and easily
M = Move your mouth
I = Into a curve
L = Laugh a little
E = Everyone can do it and everyone needs a smile

A smile is a facial expression formed primarily by flexing the muscles at the sides of the mouth. It is believed it takes about 42 muscles to smile. Some smiles include a contraction of the muscles at the corners of the eye.an action known as a ‘Duchenne Smile’