Either way, Galaxy Watch8 gives me an easy way to see whether those quick bursts of movement are making a difference. Galaxy Watch8 helps make those changes visible, and that’s what keeps me coming back for more. ¹Fitness Tracking: Requires a compatible Samsung Galaxy phone, Samsung Health app and Samsung account. Heart Rate Tracking—The heart rate software functions are not intended for medical use. Galaxy AI features track data and require compatible Samsung Galaxy phone, Samsung Health app and Samsung account.