Double Chin

A double chin, also known as submental fat or submental fullness, is the appearance of a layer of fat beneath the chin, resulting in the formation of a noticeable fold or bulge. Several factors contribute to the development of a double chin, and various treatment options are available to address this concern. Here are some key points:
What are the Causes of a Double Chin?

Genetics
Genetic predisposition plays a role in the distribution of fat in the body, including the submental area.
Ageing
As individuals age, the skin may lose elasticity, and there may be a natural redistribution of fat, contributing to the appearance of a double chin.
Weight Gain
Excess weight or obesity can lead to the accumulation of fat deposits in various areas of the body, including under the chin.
Posture
Poor posture or a forward-leaning head position may contribute to the appearance of a double chin over time.
Muscle Weakness
Weakness in the muscles of the neck and jaw may contribute to the sagging of skin and the development of a double chin.