The Guinness Book of Records records the achievement of a bite strength of 4, N lbf for 2 seconds. What distinguishes the masseter is not anything special about the muscle itself, but its advantage in working against a much shorter lever arm than other muscles. If "strength" refers to the force exerted by the muscle itselfe.
This is because the tension exerted by an individual skeletal muscle fiber does not vary much. Each fiber can exert a force on the order of 0. By this definition, the strongest muscle of the body is usually said to be the quadriceps femoris or the gluteus maximus.
The heart has a claim to being the muscle that performs the largest quantity of physical work in the course of a lifetime. Estimates of the power output of the human heart range from 1 to 5 watts. The heart does its work continuously over an entire lifetime without pause, and thus does "outwork" other muscles.
Vaibhav Jain 1 5. What do you mean by strongest? The one that can apply the highest force or the one that has the greatest endurance? First internet search result gives you everything you may be interested in, and looks reasonably reliable: Here are a Whats the strongest muscle in the body relevant excerpts from the article: MCM 8, 22 Sign up or log in Sign up using Google.
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