Quote Originally Posted by dm69
Its not bad for the heart at all...I was talking about YOUR body weight that you all seem to try and gain. The heart has to work as hard to supply blood to your muscles as it does to your fat etc. That is why in a cardio sport like cycling we try and make it as easy on ourselves as possible by getting ourselves lighter.
misread your post sorry, i agree. But i know a lot of big guys are in great shape, cycling is a whole different monster (different musle fibers, energy source etc).