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How many muscles does it take to frown?

Science doesn't have a definitive number, in spite of what you might have heard or read in an e-mail. People's frowns vary; some folks have more facial muscles than others, giving them the ability to be more expressive.

Continue Learning about Functions of Muscles

What is the function of sensory and motor nerves in muscle?
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An important group of structures within the muscle are the sensory and motor nerves. These nerve...
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.