Low energy availability (LEA) occurs when either dietary intake is too low or energy expenditure from exercise is too high. As a result, the body does not have enough energy left to support all physiological functions needed to maintain optimal health. LEA can be unintentional or intentional. Lack of knowledge about adequate nutrition to prevent an energy inabalance may cause LEA. In the case of the later, undereating may result from body dissatisfaction, social pressure to look a certain way or the belief that a lower body weight will result in a faster/better performance. The brain requires a constant supply of glucose, the primary energy source to function optimally. When you are in a state of LEA, the brain is the first organ to panic. The brain quickly goes into survival mode, which has a massive impact on the way you think. Undereating may change aspects of your personality and cause serious physical issues. Undereating and underfueling isn't just an "in season" foc...
3x Author, Board Certified Sports Dietitian, Master of Science in Exercise Physiology, 2017 IM CHOO Amateur Female Champion, 19xIronman finisher including 6xIM World Championship finisher, Triathlon Coach, 30-year Vegetarian.Trimarnicoach.com