Whoop vs Oura: The FasCat test + academic studies

Which wearable is better, the Whoop or the Oura? Frank and Ben have been wearing both for month and tracking the daily data. On this podcast, they share their insights on each. Plus, they dig into two academic studies that investigated wearables for their accuracy in measuring sleep, heart rate, heart rate variability, and more. Don't have time to listen right now? Here's the summary: both Whoop and Oura are excellent for tracking HR, HRV, and total sleep time, but aren't yet accurate for tracking stages of sleep.