Withings Pulse O2 Fitness Tracker Monitors Your Blood Oxygen

As competition in the fitness wearables category continues to heat up, Withings is adding a blood oxygen monitor to its latest-generation fitness tracker as a part of an effort to stand out.

Called the Pulse O2, the company is breathing new life into its Pulse wearables lineup, going beyond the typical ingredients seen in similar products, such as tracking steps taken, sleep cycle and heart rate. In fact, the original Pulse was the first fitness tracker to record heart rate.

Now, the Pulse O2 — which can be worn as a wristband with various band options or clipped to your clothing — uses a rear-mounted lens and light to take a deeper look at your respiratory system. Read more...