How strong are human muscles?

What kind of metric would you like to use? Really, unless you are willing to use some sort of esoteric scientific measurement like that the contraction of a single fiber can move X grams of resistance Y distance… What I find amazing is how variable this can be. read more

Because muscle strength is determined by cross-sectional area, a shorter muscle will be stronger "pound for pound" (i.e., by weight) than a longer muscle of the same cross-sectional area. The myometrial layer of the uterus may be the strongest muscle by weight in the female human body. read more

With all muscles of the jaw working together it can close the teeth with a force as great as 55 pounds (25 kilograms) on the incisors or 200 pounds (90.7 kilograms) on the molars. Muscles of the Uterus The uterus sits in the lower pelvic region. Its muscles are deemed strong because they contract to push a baby through the birth canal. read more