FSA & HSA Eligible,HEART RATE TRACKING - Monitor heart rate to optimize workouts, 24/7 tracking with notifications if heart rate is too high or too low, and overnight heart rate variability to track health over time.,MENSTRUAL CYCLE GUIDE - This smartwatch is great for women to log cycle phases, period duration, period symptoms, flow and moods over time to create a personalized routine to align with your needs.*,ADVANCED 24/7 ACTIVITY TRACKING - 40+ activities recognized with heart rate zones during workout, Fitness Level via VO2 max and connected GPS tracker. Track your trends to improve your performance.,SLEEP TRACKER - Wake up to your Sleep Quality Score, improve your energy levels with insight into your sleep metrics: light sleep, deep sleep, duration, disturbances, interruptions and regularity.