Smartwatches
Product
Consumer devices that infer sleep data from movement and HRV, noted for their limitations in measuring true performance.
Mentioned in 2 videos
Videos Mentioning Smartwatches

294 ‒ Peak athletic performance: How to measure it and how to train for it
Peter Attia MD
Consumer devices that infer sleep data from movement and HRV, noted for their limitations in measuring true performance.

Exploring Consciousness, Sensory Augmentation, The Lazy Susan Method of Productivity, and More
Tim Ferriss
Wearable devices that can pick up galvanic skin response, heart rate, and heart rate variability—data that can be fed into sensory augmentation systems.