Dr. Brandon Marcello, a performance enhancement expert with 25 years of experience guiding Olympic and collegiate athletes, shares his insights on using wearable technology effectively. He discusses the nuances of heart rate data, emphasizing the importance of fit for accuracy during workouts. Discover how heart rate variability can signify stress levels and readiness, and learn lifestyle choices that optimize energy, such as sleep and hydration. Marcello also delves into aligning training with the menstrual cycle and understanding supplements for better sleep health.