Originally Posted by
sprince
Being large framed gives you some advantage over the smaller boned. With a small frame and just a little extra weight it is double the wear and tear. There are also runners who float off the balls of their feet, and those who just pound the crap out of their joints. And then there is just running, and running stupid distances. I don't think running by itself has anything to do with joint health.
If someone decides to take up jogging or running, stay on the balls of your feet and try your best to avoid being a heel striker. The jolt of striking your heels on pavement goes right up your legs and to your back. It's called "method of injury" in EMT circles and a valid concern, IMHO.