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 ...

Normal blood oxygen levels for healthy adults are between 95% and 100%. Hypoxemia symptoms include shortness of breath, fatigue, and bluish-colored skin. Some health conditions and exercise can affect ...

The newly announced Apple Watch Series 6 continues the company’s push to position the wearable as a health and wellness device: it can now track blood-oxygen levels by shooting red and infrared light, ...

Medical terms like blood oxygen, spO2 levels, and oxygen saturation became more popular during the peak COVID-19 pandemic. The Delta variant had taken a massive toll on the population, leading to ...

Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

Your phone may be able to do far more when it comes to your health, researchers have uncovered. In fact, using your smartphone’s camera and flash may help to ...

A dangerously low oxygen level—usually below 92%—can cause shortness of breath, confusion, chest pain, or fainting. It’s often triggered by lung or heart conditions like COPD, asthma, or heart ...