
We all can admit that a telltale sign of old age is wrinkles. It’s a fact of life and there is nothing we can do to reverse time. They appear in various areas on our face – one such area is the corners of our mouth. There is a muscle that attaches the corners of our mouth to the border of the lower jaw that motivates facial expression. Specifically, it allows us to frown. And if we frown a lot, we are likely to over-develop this muscle. The consequence is “jowl lines”, wrinkles from the corners of the mouth to the bottom of the lower jaw.
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