When your phone is locked with a passcode, all your health and fitness data in the Health app — other than your Medical ID — is encrypted. Your health data stays up to date across all your devices automatically using iCloud, where it is encrypted while in transit and at rest. Apps that access HealthKit are required to have a privacy policy, so be sure to review these policies before providing apps with access to your health and fitness data. Work hard and always maintain your best condition with Samsung Health.

You can also receive the same alerts as a loved one, such as heart rate and irregular rhythm notifications. REM sleep is where you experience dreaming, and studies show it may play a key role in memory. During the Core phase, your muscle activity decreases and your body temperature drops. You’ll see your data on your watch in the …