myoelastic

http://www.brianmac.co.uk/maxhr.htm

I started running after working my way down 50lb from 256lb. I didn't actually enjoy running at first it was just free and burned calories. I used to listen to audio books or my favourite music. After I got a bit fitter I started to realise 20 minutes could go by without me checking the clock and seemed to just disappear.…