What You'll Love

Sleep Tracking

How did you sleep? The Index Sleep Monitor gives you insight with sleep score, sleep stages, HRV status and more[1], so you can better understand how well you recovered.

Comfortable Design

Worn on the upper arm, this lightweight and breathable smart sleep band comes in two sizes, allowing you to get the data you need without compromising comfort.

Seamless Data Syncing

The Index Sleep Monitor seamlessly syncs your data with the Garmin Connect smartphone app. If you wear a compatible Garmin smartwatch during the day or a heart rate monitor during workouts, your data will seamlessly sync via Garmin Connect for more insight into your health and fitness.

Breathing Variations

For a closer glimpse of your health, the breathing variations feature uses Pulse Ox to help you better understand shifts in your breathing patterns as you sleep[2].

Sleep Data Integration

Don’t wear your compatible smartwatch to bed? The Index Sleep Monitor can help fill in the gaps. It provides the sleep data needed for a more complete picture of your training metrics, including training readiness, recovery time and more.

Women’s Health

Using skin temperature, get more insight into your menstrual cycle, including better period predictions and past ovulation estimates[3]. Track your menstrual cycle or pregnancy plus get exercise and nutrition education in the Garmin Connect app.

Better Sleep, Better Recovery

Heart Rate

The Index Sleep Monitor continuously samples your heart rate[1] throughout the night to provide your resting heart rate.

HRV Status

Gain a deeper understanding of your overall health through heart rate variability while you sleep.

Health Status

Look for changes in your health data that could indicate added stress to your body, so you can know when you’re trending away from your usual range. This feature is currently available in beta.[4]

Smart Wake Alarm

Wake up more refreshed. The smart wake alarm gently vibrates to wake you at the optimal time.

Skin Temperature

See how your average skin temperature[1] changes, which can be related to your recent activity, sleep environment, potential illness and more.

Pulse OX Sensor

Track your blood oxygen saturation while you’re asleep[2].

Body Battery Energy Monitoring

See your energy levels so you’ll know when your body is charged or needs more rest. If you wear a compatible smartwatch while awake, get a more complete picture of your energy levels — night and day.

Stress Tracking

Find out if you’re having calm, balanced or stressful sleep.

Respiration

See how you’re breathing throughout the night.

Machine Washable

Cleaning the monitor is simple. Just remove the module, and toss the band into the washing machine.