While muscular strength is the ability of a muscle to exert maximum force against resistance, muscular endurance is the ability of a muscle to exert less than maximum force repeatedly, over a period of time. Thus, endurance is different from strength; it requires the ability to perform a muscular action for a prolonged time period.
It can decrease the chance of you getting the virus, especially if there is a new strand of influenza. it helps prepare your body to fight it off better if you get the virus