What are the Health Functions on LifeWatch Generation 2 and what can I do with them?

LifeWatch Generation 2 uniquely combines a wearable device’s convenience with continuous monitoring of body temperatureBlood Pressure, and many other health and fitness parameters. The health functions will help you keep an eye on your well-being.

These are the Health Functions you’ll find in your LifeWatch Generation 2:

Heart Rate

Your App displays your average, lowest and highest heart rates.

Bioelectrical Impedance Analysis (BIA)

Measures your body composition.

Accelerated Plethysmography (APG)

Measures the status and ageing of your vascular system.


Scientific Assessment of Sleep Quality Analysis and REM sleep.

Blood Pressure (BP)

Monitors your blood pressure anywhere, anytime.

Body Temperature

A temperature sensor to help detect potential signs of illness.

Breath Rate (BR)

Wearing a LifeWatch every day allows you to have a seamless and continuous monitor that records and analyzes resting and exercising Breath Rates.

Stress Level

Monitors your energy and mood.


Your energy levels and disposition are based on your Heart Rate Variability (HRV).

Please note: some App's Health Functions may be unavailable for countries such as Taiwan and Japan.

To Learn more:

You can check all the analyses and records on the App. Learn how to do it here.

How does LifeWatch Generation 2 measure my sleep mode?