No smart watch could make me switch from Oura — here's why I wore the Oura Ring for 6 months to track my sleep — and now I'm regularly getting 8 hours and feel so much better I wore an Oura ...

Oura and Apple sell a few different wearables and I’ve tested all of them. The two that are most similar from the brands are the Oura Ring 4 ($349) and Apple Watch Series 10 ($399). They are the ...