Have you ever wondered exactly what is happening to your body when you exercise? Read the text article written by Mr. Josh Avila titled "Exercise: What's really happening" "When sitting on a couch late at night watching infomercials featuring super fit, muscular people, you might wish you could look like them because you’d be really popular and happy and look great in a swimsuit. Rarely do people think “Man, I wish I had as many capillaries to my muscle fibers as t...