It's an exciting prospect to be writing a blog for Runner's World after contributing to various articles over the last few years, but the first thing to do is introduce myself properly.Firstly, I am a runner and have been for a pretty long time
physical as well as immune strength, both of which are required as foundations for hard training. Relax, enjoy yourselfTim O’Donnell, Ironman 70.3 US Pro Champion and silver medal winner at the 2010 ITU Long Course World Championships, is sanguine about
