Let’s get something clear right up front. Doing any form of exercise incorrectly can cause injury. Doing exercises you aren’t in good enough condition to do can cause injury. And running is one activity that people are prone to injure themselves doing.
Burning through all your muscle with catabolic exercise? You don’t need to quit cardio to bulk up—just pack these 3 things into your strength training program.
Muscle cramping can be painful and inconvenient. Find out what causes charley horses, how to lessen the pain, and what you can do to keep them from coming back.