Really? Im 6 years older than you and can get my heart rate up into the high 180s low 190s if I really really push. For me a run with an average of 152 is one where I'm not really trying that hard. Guess we are all different
I wouldn't worry about your stride length particularly I would concentrate on your intervals and tempo runs. Have you tried fartlek sessions? They are quite good at helping to build speed.
I wouldn't worry about your stride length particularly I would concentrate on your intervals and tempo runs. Have you tried fartlek sessions? They are quite good at helping to build speed.


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Why the help can my left knee be rock solid without even a hint of pain yet my right doesn't want to play ball?