Withings has launched the next version of its Pulse activity tracker, now called Pulse O2. The new device allows users to measure their blood oxygen levels, which help users understand the efficiency ...

A geoscientific research team led by scientists from the University of Cologne has come a decisive step closer to determining the oxygen levels in the early Earth's history by analyzing the ...

Oxygen levels in the Earth's atmosphere are likely to have 'fluctuated wildly' one billion years ago, creating conditions that could have accelerated?the development of early animal life, according to ...

Normal blood oxygen level is either 95%-100% SpO2 on an oximeter or 80-100 mm Hg from an ABG test. ABG tests are more accurate than pulse oximeters, which have a ...

When Fitbit launched the Charge 4 fitness band, one of the features we found the most interesting was its ability to estimate users' blood oxygen saturation levels through its SpO2 monitor. Users ...

Rivers in the US and central Europe are rapidly losing oxygen due to rising temperatures, which is putting fish at risk. Li Li at Pennsylvania State University and her colleagues have reconstructed ...