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Unlock yourself with WHOOP 4.0 – the latest, most advanced fitness and health wearable available. Monitor your recovery, sleep, training, and health, with personalized recommendations and coaching feedback.

THE MOST IN-DEPTH FITNESS & HEALTH FEEDBACK

WHOOP monitors your sleep, recovery, and daily effort around the clock to deliver actionable insights on how you can optimize your performance.

RECOVER FASTER

WHOOP analyzes your key metrics like HRV and resting heart rate to determine a daily recovery score, and shows you how specific lifestyle and training behaviors affect Recovery.

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TRAIN SMARTER

WHOOP measures and accumulates your training activities and daily effort with a Strain score that helps you understand when to rest or push.

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SLEEP BETTER

WHOOP monitors your sleep cycles, debt, performance, and quality, to help you know how much sleep you need every night.

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NEW! FEEL HEALTHIER

WHOOP now measures your blood oxygen levels, skin temperature, heart rate, and more, so you can see when you’re making progress, or when something’s off your baseline.

THE MOST IN-DEPTH FITNESS & HEALTH FEEDBACK

WHOOP monitors your sleep, recovery, and daily effort around the clock to deliver actionable insights on how you can optimize your performance.

RECOVER FASTER

WHOOP analyzes your key metrics like HRV and resting heart rate to determine a daily recovery score, and shows you how specific lifestyle and training behaviors affect Recovery.

Learn More
TRAIN SMARTER

WHOOP measures and accumulates your training activities and daily effort with a Strain score that helps you understand when to rest or push.

Learn More
SLEEP BETTER

WHOOP monitors your sleep cycles, debt, performance, and quality, to help you know how much sleep you need every night.

Learn More
NEW! FEEL HEALTHIER

WHOOP now measures your blood oxygen levels, skin temperature, heart rate, and more, so you can see when you’re making progress, or when something’s off your baseline.

DISCOVER THE NEXT GENERATION

The all-new WHOOP 4.0 is smaller, smarter, and designed with new biometric tracking, including skin temperature, blood oxygen, and more.

WEAR IT ANY-WEAR

Comfortable enough to wear non-stop thanks to new, durable SuperKnit bands, but flexibly designed to be worn off your wrist in new WHOOP Body apparel.

WAKE UP AT THE OPTIMAL TIME

Set a haptic alarm that gently vibrates to wake you at the optimal time based on your sleep needs and cycles.

MONITOR YOUR HEALTH

A robust sensor suite allows you to monitor your key vital signs: Blood oxygen levels, skin temperature readings, and heart rate metrics.

GET MORE ACCURATE DATA

5 LEDs and 4 photodiodes capture your data more often than most wearables, providing best-in-class accuracy validated in lab studies and with third-party testing.

TRACK METRICS 24/7

Wirelessly charge your WHOOP with a waterproof* battery pack and capture data continuously—even while in the shower or washing dishes.

WEAR IT ANY-WEAR

Comfortable enough to wear non-stop thanks to new, durable SuperKnit bands, but flexibly designed to be worn off your wrist in new WHOOP Body apparel.

WAKE UP AT THE OPTIMAL TIME

Set a haptic alarm that gently vibrates to wake you at the optimal time based on your sleep needs and cycles.

MONITOR YOUR HEALTH

A robust sensor suite allows you to monitor your key vital signs: Blood oxygen levels, skin temperature readings, and heart rate metrics.

GET MORE ACCURATE DATA

5 LEDs and 4 photodiodes capture your data more often than most wearables, providing best-in-class accuracy validated in lab studies and with third-party testing.

TRACK METRICS 24/7

Wirelessly charge your WHOOP with a waterproof* battery pack and capture data continuously—even while in the shower or washing dishes.

AN ALL-NEW WAY TO MONITOR YOUR HEALTH

The Health Monitor gives you a big-picture look at your overall health.**

GET HEALTH INSIGHTS

Monitor key metrics like heart rate, resting heart rate, heart-rate variability, skin temperature, and blood oxygen levels, to better understand your body’s overall health.

SEE IMPROVEMENTS — AND IRREGULARITIES

WHOOP calibrates to your individual baseline. Know when you’re within normal range and get alerts when you deviate.

DOWNLOAD HEALTH RECORDS

Export 30 or 180-day health data trends into a PDF that you can share with your coach, trainer, PT, PCP, or physician.

GET HEALTH INSIGHTS

Monitor key metrics like heart rate, resting heart rate, heart-rate variability, skin temperature, and blood oxygen levels, to better understand your body’s overall health.

SEE IMPROVEMENTS — AND IRREGULARITIES

WHOOP calibrates to your individual baseline. Know when you’re within normal range and get alerts when you deviate.

DOWNLOAD HEALTH RECORDS

Export 30 or 180-day health data trends into a PDF that you can share with your coach, trainer, PT, PCP, or physician.

UNLOCK YOUR BEST WITH PERSONALIZED COACHING

The WHOOP app delivers personalized insights and actionable feedback based on your unique data, behaviors, and goals.

STRAIN COACH

Take the guesswork out of your training with Strain Coach. Based on your recovery, you’ll get a daily target exertion goal to help avoid overtraining and undertraining.

SLEEP COACH

WHOOP measures your sleep patterns and debt, so you know how much sleep you need and when to go to bed. Sleep Coach can even wake you when you’ve reached optimal recovery.

BEHAVIORAL JOURNAL

Track your daily behaviors like diet type, stress levels, caffeine intake, and more to understand which behaviors impact sleep and recovery most.

STRAIN COACH

Take the guesswork out of your training with Strain Coach. Based on your recovery, you’ll get a daily target exertion goal to help avoid overtraining and undertraining.

SLEEP COACH

WHOOP measures your sleep patterns and debt, so you know how much sleep you need and when to go to bed. Sleep Coach can even wake you when you’ve reached optimal recovery.

BEHAVIORAL JOURNAL

Track your daily behaviors like diet type, stress levels, caffeine intake, and more to understand which behaviors impact sleep and recovery most.

THE ONLY WEARABLE THAT’S TRULY WEARABLE

Introducing WHOOP Body with Any-Wear technology, a brand new way to wear WHOOP. Track data throughout your day with new technical garments designed to make sure nothing gets in your way.

SELECT YOUR MEMBERSHIP

Get the WHOOP Strap 4.0 free when you join. Membership includes access to the WHOOP app which gives personalized recovery, strain, and sleep insights in addition to built-in coaching features and reports. Choose from monthly or annual plans.

*WHOOP 4.0 is IP68 dustproof and water-resistant up to 10 meters for 2 hours. WHOOP 4.0 Battery Pack is IP68 dustproof and water-resistant up to 1 meter for 2 hours.

**WHOOP 4.0 is not a medical device and is not intended to diagnose or monitor any disease or medical condition.