What are some interesting facts about muscles?


Quick Answer

Interesting facts about muscles include details about the number of muscles it takes to frown and walk, the strongest muscle in the body, the role of the muscles in shivering and the smallest and longest muscles in the body. As Ducksters points out, muscles work together without any conscious thought on a person's part.

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What are some interesting facts about muscles?
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Full Answer

According to Unbelievable Facts, it takes 43 muscles to frown but only 17 to smile, which indicates that frowning uses more energy and is more tiring. It takes 200 muscles to take a single step. Unbelievable Facts claims that the strongest muscle in the body is the tongue, while Ducksters claims the jaw muscles are actually the strongest.

The Huffington Post points out that the calf muscle actually exerts the most force, while the jaw muscle exerts the most pressure. While muscles seem to do nothing at night, during sleep, hormones are released that repair tissue and fuel muscle development. This means that muscles grow during sleep.

According to Ducksters, the very smallest muscle in the body is the stapedius muscle in the ear, which is located right next to the smallest bone in the body, also inside the ear. The longest muscle in the body is the sartorius muscle that runs from the knee to the hip. It controls the bending of the knee and the twisting of the hip.

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