Elderly marathoners keep running into the twilight age

... heart rate) Maintaining muscle strength can help maintain speed as we age. You need one to two 30 minutes weight training sessions a week. This should include upper and lower body. Nelson Spencer, 74, took up running after a heart attack at 60. He ...

http://www.wfaa.com/news/health/Running-in-the-Twighlight-Years-230252141.html