Whoop homepage The Most Inaccurate… Yet Surprisingly Valuable Fitness Tracker I Own** Fitness trackers in 2025 are like relationships: none of them are perfect, all of them have flaws, and the ones you stick with are the ones that give you something meaningful in return. My journey with WHOOP has been exactly that — messy, surprising, frustrating, and somehow still worth it. Two years in, I’ve owned the Whoop 4.0, the MG, and now the latest generation. And after countless wor