The Whoop 4.0 gives you detailed insight into your daily strain, recovery, sleep and more, and makes it easy to correlate lifestyle choices (like what you eat) with changes in your health metrics. I've worn it for three years, and it has measurably improved both my overall health and my atheltic performance.
WHOOP 4.0 review: the best fitness tracker by a wide margin
Bjj competition training. 7 rounds of 8 minutes. Cardio is coming
Whoop 4.0 review: a fitness tracker with more whimper than whoop
The WHOOP 4.0 combines the fitness tracking of a Fitbit with the fashion-appeal of a Livestrong Band - Yanko Design
WHOOP 4.0 Health and Fitness Tracker with 12 Month Subscription Onyx 973-001-000 - Best Buy
I forgot to change this whoops, dream sans fanart
Whoop 4.0 review: This fitness tracker skipped leg day
Whoop 4.0 review: only for the elite athlete - The Verge
Bjj competition training. 7 rounds of 8 minutes. Cardio is coming
WHOOP 4.0 review - three months later
Whoop 4.0 Review: Why It's Worth It
The WHOOP 4.0 combines the fitness tracking of a Fitbit with the fashion-appeal of a Livestrong Band - Yanko Design
I forgot to change this whoops, dream sans fanart
Whoop 4.0 plus membership till Dec 2023 - Wearables