Double chin appears for several reasons, not just obesity or overweight
A person may be skinny, but he has a double chin, the reason may be the accumulation of fat in that area and its accumulation, and that the neck does not consume its fat, but rather the fat accumulates under the skin until it grows up and that second chin is formed, and sometimes it is genetic and genetic reasons and it may be due to the problem of excessive sagging skin Or sagging the neck muscles themselves under the skin, and sometimes the jaw deformation or a problem with it is one of its causes, and by treating it, a double chin can be treated.