Garmin Index Sleep Monitor (S/M)

Get a deeper insight into your rest and recovery with the Garmin Index Sleep Monitor. This smart band tracks your sleep while ensuring all-night comfort.

• Advanced sleep tracking. Monitors rest and recovery with all-night comfort.
• Breathing insights. Tracks overnight respiratory patterns with Pulse Ox.
• Heart rate monitoring. Records resting heart rate through the night.
• Smart alarm. Wakes you gently during the lightest sleep phase.
• Energy tracking. Monitors energy levels with BODY BATTERY™.
• Women’s health support. Tracks periods, ovulation and pregnancy insights.
• Stress tracking. Detects calm, balanced or stressful sleep.
• Respiration monitoring. Measures breathing throughout the night.
• Machine washable. Remove the module and wash the band easily.
• Extended battery life. Lasts up to 7 nights on a single charge.

Sleep-friendly arm band design

Crafted for comfort, this lightweight and breathable band is worn on the upper arm – offering valuable sleep data without disturbing your rest.

Breathing pattern monitoring

Track changes in your breathing during sleep with built-in Pulse Ox sensors, giving you a clearer view of your respiratory health overnight.

Compatible sleep tracking support

If you skip wearing your compatible smartwatch at night, the index sleep monitor steps in to capture essential sleep data, offering a more complete view of your training metrics such as readiness, recovery time and overall performance.

Continuous heart rate tracking

Monitors your heart rate throughout the night, providing insights into your resting heart rate for better understanding of your overnight recovery.

Vibrating smart alarm

Start your day at the right moment with a smart alarm that wakes you gently during your lightest sleep stage for a more refreshed morning.

BODY BATTERY™ energy insights

Track your energy levels through the night and combine it with smartwatch data from your day to get a full view of when you’re at your best – or need to recharge.

Overnight stress monitoring

Discover whether your night’s sleep was calm, balanced or stressful with stress tracking that works while you rest.

Skin temperature monitoring

Keep an eye on shifts in your average skin temperature – a helpful indicator influenced by activity, environment and possible changes in health.