Host Vanessa Leone speaks with fitness experts Rhys James and Jesse O’Sullivan about tracking performance and wellness metrics. Jesse, an online coach, tracks body composition, strength, sleep, and stress markers. Rhys, training for an Ironman, measures power, heart rate variability, and swim speed. They discuss the role of data in setting goals, motivation, and avoiding overtracking. Jesse highlights sleep as a key wellness metric, while Rhys emphasizes cognitive testing for future fitness trends. The episode explores the importance of individualized assessments and balancing data-driven training with movement enjoyment. They close with a call for listener engagement and future testing events.