Vital signs, those fluorescent green numbers that beep, ding, and dash across black screens on the monitors in hospital rooms, have become a new source of angst during the coronavirus pandemic. One of ...

WRAL Fayetteville reporter Gilbert Baez posted an update from his hospital bed on Monday, saying that while he is feeling okay, his oxygen levels are down. Baez said in a Facebook Live his oxygen ...

The blood oxygen sensor featured in Apple Watch Series 6 and 7 is “not intended for medical use,” Apple says. That seems odd, considering that low blood oxygen is a serious medical condition. If the ...