The term “marginal gains” has become a prominent buzz word in cycling media over the years. Shave a couple grams here and there, increase aerodynamics by a fraction of a percentage, utilize the latest nutritional breakthroughs, all with the goal of adding up a few tiny gains to the sum of an overall noticeable increase performance. For professional athletes in the pro peloton or athletes at the highest level of their sport, chasing these gains might be worth it in the long run. For the vast majority of athletes, however, becoming a successful athlete lies in the creation and maintenance of successful habits…