Here's an interesting article that suggests that running injuries can be caused by what they call "braking force": https://www.theglobeandmail.com/life/health-and-fitness/article-how...
I thought this might make for an interesting discussion!
Hey Mark - thanks for posting. This is why form, foot strike placement and training force production for speed is so important. And why there is no "lean" or falling using gravity in run form.