Predictions now a day have become a fashion almost in every field including sports. Besides several factors, mental toughness - an imperative psychological attributes, itself emerges as a key to predict an athlete's sports performance. Cycling- an endurance sport requires some extra inner force i.e. mental toughness to achieve best possible performance or to finish strong. Highly talented or elite athletes sometimes may face 'burn out' because of lacking in Mental Toughness. Mental Toughness is seen as one of the most overused and least understood term in the area of sport psychology. Moreover, mental toughness enables an athlete, to be confident and face difficult competitive situations in sports. The book in hand brings to light the importance of mental toughness in predicting the performance of a cyclist.