Add Yahoo as a preferred source to see more of our stories on Google. A woman uses an oximeter to measure her pulse and her peripheral oxygen saturation level. The device is useful in checking for low ...

When physically demanding activities are performed at high altitudes or in other low-oxygen environments, excellent coordination, judgment, and decision-making are important. In some cases, such as ...

Blood platelet aggregation with epinephrine (a) and low-frequency ultrasound (b) in vitro. In (b), two samples are sonicated with ultrasound at 60 W electric power (pink, red) and two samples are ...

Research on the effects of exercise in low-oxygen environments on the brain demonstrated that cognitive performance worsens when lower-than-usual amounts of oxygen are carried by the blood.

First, pause and take a deep breath. When we breathe in, our lungs fill with oxygen, which is distributed to our red blood cells for transportation throughout our bodies. Our bodies need a lot of ...

Physicians say some patients show no breathing problems, despite low O2 levels. Dr. Sunny Jha, a University of Southern California anesthesiologist, recently treated a man in his 60s who tested ...

I am a 67-year-old female and recently did an overnight sleep test that showed “light” obstructive sleep apnea, with an AHI number of 8.5. However, oxygen saturation fell below 90% on several moments ...

We spend much time working in buildings with sealed windows, in vehicles with closed windows and homes with closed windows. This reduces the amount of oxygen we get. Limited oxygen translates to a ...

A recent study found that a key tool for reading blood oxygen can give inaccurate readings for Black and Hispanic patients. Pulse oximeters are placed on a person’s finger and can help monitor how ...