Leg pain is also frequently a sign of injury, such as the following: Muscle strain is a common injury that happens when the muscle fibers tear as a result of overstretching. It often occurs in the larger muscles, such as the hamstrings, calves, or quadriceps.
medical Definition of superinfection : a second infection superimposed on an earlier one especially by a different microbial agent of exogenous or endogenous origin that is resistant to the treatment used against the first infection
super definition: The definition of super is something great, excellent or extreme. (adjective) An example of super is a barber who always knows exactly how you want your hair cut; a super barber. An example of super is the largest size of french ...