This lesson delves into the concept of hormesis in athletic training, emphasizing the importance of finding the right balance between exertion and recovery. Highlighting the idea that "everything is a poison; it depends on the dosage," the discussion covers how overtraining can be detrimental, using analogies like aspirin and tequila to illustrate the fine line between beneficial and harmful doses. The goal is to keep athletes at their peak by training effectively without overexertion, aiming for 80% fitness and 100% health. Through anecdotes and practical advice, the session encourages a smart, sustainable approach to training that avoids burnout and promotes continuous improvement.