Whoop is the most advanced fitness tracker on the market that tracks 24 hours a day and provides data on recovery, sleep, training, and health. Use your Whoop App to create personalized studies using the advanced journaling feature and find out how drinking alcohol, smoking, eating late meals, or a number of other measures affect your health and recovery. Measure and track your Heart Rate Variability, Resting Heart Rate, and many more variables with your Whoop strap.
The Whoop Strap 4.0 was just announced today and is available for order. You can get a free Whoop strap 4.0 with a membership to the Whoop app. Use my referral link below to get $30 off when you sign up or look for other reader's referrals in the comments below. Feel free to post your referral link as well.