Wearable fitness trackers are more popular than ever before, and not just inside the gym.
TheWhoop 4.0, a newcomer to the market, stands out with its innovative design.
At first glance, it looks like a fabric band, but it’s much more than that.

Launched in 2012, Whoop has become a leading brand of wearable fitness gadgets over the past few years.
you’re free to also seehow much sleep you getand how fast you recover from training.
Compared to the previous version, it’s aboutone-third smallerand comes with more advanced sensors.
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Users can check their heart rate and other data via the Whoop app, which requires a membership plan.
But, unlike Whoop 3.0, the 4.0 version is free for members.
The Whoop app provides custom insights, performance reports, and online support.

Is the Whoop 4.0 worth it?
Johns Hopkins Medicinerecommends using a fitness tracker to monitor your activity level and get motivated to exercise more.
The battery life isn’t impressive either.
Reviewers also claim that the fabric band absorbs sweat and takes too long to dry.
Plus, the Whoop 4.0 will become pretty much useless if you ever cancel your membership plan.
Other advantages include its waterproof design, the highly portable charger, and the ability to monitor post-workout recovery.
All in all, the Whoop 4.0 can be a good choice for athletes and weekend warriors alike.
The biggest drawback is that it requires an ongoing monthly subscription.
Leaving that aside, it provides a wealth of health data with an emphasis on sleep and athletic performance.