Answer:
Muscle strength is one of the basic elements in physical fitness associated with athletic performance, which is: the ability of the muscle to excite the largest possible number of fibers in the muscle in order to overcome multiple external resistances, as Nolan Thaxton defines it as: the ability of a muscle or muscle group to produce the maximum possible strength Against a certain resistance, and it can also be defined as: (the maximum effort that can be produced in order to make a muscle contraction).