The $350 Oura Ring 4 looks sleek and cool, and it may be useful for data-hungry health enthusiasts. But it failed this sleep-deprived parent.
This $350 Oura Ring 4 Tracks Your Sleep. Is It Worth the Splurge?
The $350 Oura Ring 4 looks sleek and cool, and it may be useful for data-hungry health enthusiasts. But it failed this sleep-deprived parent.