HUAWEI Band 8 features a new and improved AI algorithm that tracks heart rate round the clock and tells you right away if something is abnormal8. The system shows you your resting heart rate data for the past 7 days in intuitive graphs, and provides healthy heart rate zones and upper limit reminders during workouts. 100 band-tastic workout* modes9 are here for you to choose from. The band will even recognise when you're running and walking, and automatically detect any of the four major swimming strokes, as well as provide real-time heart rate monitoring during swimming. You can even get rewarded with a wealth of wondrous data, including running ability index (RAI), weekly training load, recovery, and VO2Max10 with TruSport system support. AI running plan in HUAWEI Health app helps you get the most out of every step or stride. HUAWEI TruRelax technology makes it easy to take it easy, with stress-busting breath exercises. Activity reminders work in tandem with the Health Clovers in the Huawei Health app to keep you motivated to stay healthy and active throughout the day. This band can help you track your menstrual cycle and anticipate your next period in advance, to ensure that you're always prepared8. Swipe right to view the weather for the week and bring your music playback within finger's reach on HUAWEI Assistant·TODAY.