Sure, there are the obvious bits to understand when you first strap it on—like the concept of Whoop’s Strain ... It’s the battery pack’s fault. Obviously. Don’t be alarmed if you ...

The Whoop 4.0 has an improved battery, lasting about 5 days, as well as a waterproof, wearable, rechargeable battery pack. This means you can track your health data 24/7, without any gaps in your ...