Learn About Frown Lines: The Role of Corrugator and Procerus Muscles
Frown lines, or "11s," form between the eyebrows due to the repeated actions of the corrugator supercilii and procerus muscles. These small but powerful muscle…
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Frown lines, or "11s," form between the eyebrows due to the repeated actions of the corrugator supercilii and procerus muscles. These small but powerful muscle…