In the last 10 years there have been mobile apps and smartwatches and bed straps that promise to capture how well we are (or aren’t) sleeping.

Oura is part of a growing industry worth an estimated $70 billion devoted to helping us sleep better. It includes weighted blankets, health optimization sites like Huffington’s Thrive Global, and sleep tracking tech. Big tech companies have already shown interest in the market. Apple acquired sleep tracker Beddit in 2017 and a year later, Google’s... See more

Much of the tech industry’s sleep innovation is aimed at helping people get regular sleep, but it has a lot of metrics attached to it as well.