Whoop
WhoopWHOOP measures the only metrics scientifically proven to make a significant impact on your physical and mental health. WHOOP outperforms other leading wearables, delivering over 99% heart rate and HRV tracking accuracy and gold-standard sleep tracking, making it one of the most powerful, most accurate, and most wearable human performance tools you can buy. Power your performance. Science-backed metrics that matter. Personalised Coaching.