In this enlightening discussion, Paul Larsen, a former triathlete and expert in high-intensity interval training, shares his transition from competitive sports to academia. He emphasizes the importance of Zone 2 training for enhancing fat metabolism, particularly for women during perimenopause. Paul explains how low-intensity activities contribute significantly to recovery and overall health. Additionally, he highlights the impact of managing life stress on metabolic health and introduces wearable technology to personalize training plans for optimal performance.