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It’s worth noting that normal blood oxygen levels are considered 95% and higher.

image: Administering high or low levels of oxygen are both safe during cardiac surgery, VUMC researchers reported. view more Credit: Photo by Erin O. Smith Two out of 10 people who receive cardiac ...

Participants were randomly assigned to receive high oxygen (hyperoxia) or a lower amount of oxygen intended to maintain normal blood oxygen levels (normoxia).

This study broadens the acceptability of various oxygen administration strategies during cardiac surgery." Frederic (Josh) Billings IV, MD, MSc, Professor of Anesthesiology and Medicine, VUMC ...

Normal blood oxygen levels are considered 95% and higher. And while a person’s heart rate usually drops during sleep, the researchers found that—especially for the group drinking alcohol—the ...

Drinking alcohol on a flight may lower blood oxygen levels and increase heart rate, a new study shows. Experts explain side effects of drinking during a flight.