After the Oura Ring 4 launched with a major fitness focus, we decided to test it and other smart rings to determine how well ...

The closest I ever came was buying Fitbit watches which, while smarter than an analog wristwatch, are not as versatile as the ...

Most smartwatches last a day or two between charging, but the Mobvoi TicWatch Atlas offers a unique dual display technology that more than doubles the battery life.

Pacemakers send electrical signals to the heart to make sure that heart rate is never too slow. You might only need a pacemaker for a while, like when you're healing from surgery. If you have a heart ...