Cardiologist advises older runners to beware of "severe" workouts

... injuries but nothing real serious. Usually it's caused by something else I've done - on a climbing effort, or maybe yoga, over-stretched ... I just hope I can keep it up, but I also want to pay attention to when it's time to quit, not to prolong it ...

http://www.denverpost.com/running/ci_23324915/cardiologist-advises-older-runners-beware-severe-workouts?source=rss&utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+dp-sports+%28Denver+Post%3A+Sports%29