Both the Apple Watch Series 6 and Fitbit Sense have new blood-oxygen apps, but The Washington Post's Geoffrey Fowler says they’re mostly useless. (Video: Jonathan Baran/The Washington Post) Sometimes ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Before Apple stole all the ...

The Apple Watch Series 7 has been revealed for the public alongside the iPhone 13, and it is a notable accessory of the smartphone device from Cupertino. However, it does not stop as an accessory as ...