Dimple is?

Dimples are formed from under the skin of muscle activity.Most of the human body muscle are made by tendon fiber firmly attached on the bones, such as chest muscle, leg muscle.Facial expression muscle is an exception, he directly attached on the facial skin, facial expression muscle contraction will affect facial skin, so the face appear all sorts of wrinkles, produce happiness, anger, sorrow and joy of expression.Two small dimples on a smiling face, is the facial skin and facial muscle, such as cheek muscles, the risorius affects the formation of the relatively.

Can have a dimple, related to expression how developed muscle.The risorius not so plump, facial subcutaneous fat is not so many people, generally smile when won't appear small dimples.In fact, the dimples can also be acquired through the operation.

The dimples of some men are dominant inheritance.

Dominant inheritance refers to as long as with a dominant gene in a pair of genes, not in pairs, will be displayed on the properties of its decisions, such as beauty tips, double-fold eyelid is dominant inheritance.It can also be acquired through the operation.