As a biologist, it is clear to me that the greatest tool an athlete or any human being can have is his mind. But despite this for me everything and when I say everything I mean everything is emotional. 20 years ago I had no ideas about emotions despite being at Harvard Medical School doing my post-doal studies at the children hospital in Boston.It was precisely 20 years ago in 2004 when I decided after a series of very stressful work episodes to become my own guinea pig. A fact that I continue to do to this ...