Even keep track of the different sleep stages as well as heart rate, stress, Pulse Ox and respiration.
Bright AMOLED display and up to 11 days of battery life? | HEALTH SNAPSHOT FEATURE Log a 2-minute session to record key stats, including heart rate, heart rate variability, Pulse Ox, respiration and stress. Try always-on mode to keep the display visible at all times. Garmin Venu 2 Smart Watch - Heart Rate Monitor, Pulse Oximeter Sensor, Barometer, Altimeter, Digital Compass, Gyro Sensor, Accelerometer, Thermometer, WRIST-BASED HEART RATE The watch constantly samples your heart rate and will alert you if it stays too high or too low while you're at rest.