The Pulse O2 is the latest fitness tracker from Withings, and is marketed as a way to track daily activity and improve health. The O2 is an update to the original version of the Pulse and includes a ...

A pulse oximeter measures your blood oxygen levels and pulse. A low level of oxygen saturation may occur if you have certain health conditions. Your skin tone may also affect your reading. Pulse ...

Wearable devices might be the next big thing in consumer electronics. But it’s still not clear how they’ll work, what they’ll look like or even what they’ll do. One potential “killer app” for the ...

Wearable devices may be the next big thing in consumer electronics. But it’s still not clear how they’ll work, what they’ll look like or even what they’ll do. One potential “killer app” for the ...