I won't pretend to appreciate the challenges of being a professional baseball player, but I can imagine that the constant travel and resulting disorientation is

I won't pretend to appreciate the challenges of being a professional baseball player, but I can imagine that the constant travel and resulting disorientation is a contributing factor to fatigue. This article discusses the challenges. http://m.mlb.com/news/article/2878521/ http://m.mlb.com/news/article/2878521/