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 ...

People with a lung condition may have a blood oxygen level lower than normal. The body requires a lot of oxygen to function effectively. When we breath, our lungs fill with oxygen which is then ...

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 ...