Oura smart rings will soon be able to give users deeper insights about their blood sugar levels through a new partnership with Dexcom (DXCM), the maker of the U.S.’s first over-the-counter continuous glucose monitor.

Best Buy’s pre-Black Friday deal taking $200 off the price of the Oura Ring Gen3 Horizon — a price drop of over 36% — is a limited-time offer, and a great opportunity to discover the benefits of this small yet powerful health tracker.

Amazfit Helio Ring: was $199 now $149 @ Amazon The Amazfit Helio Ring is already our pick for the best value smart ring in 2024 and now it's on sale for 25% off, bringing the cost down to just $149 for a wearable that's almost as good as its Samsung and Oura rivals. Better yet, like the Galaxy Ring, there's no monthly subscription to deal with.

If a smartwatch is too bulky or complicated, this sleek, 'set-it-and-forget-it' health tracker might be just the ticket.

Right now the Oura Ring 3 is just $349 at Amazon ahead of Black Friday. That's $100 off one of the best smart rings we've tested and the lowest price we've seen yet. The retail and sale prices vary between colors and Horizon and Heritage editions of the Oura Ring 3, so here are my favorite deals below.