Person holding a pulse oximeter
© 2024 Bloomberg Finance LP
Deprive your body of oxygen and you are minutes away from death. Cut your oxygen level from its normal range, 95 to 100% saturated, to just below 90% and, while you are not necessarily…

Person holding a pulse oximeter
© 2024 Bloomberg Finance LP
Deprive your body of oxygen and you are minutes away from death. Cut your oxygen level from its normal range, 95 to 100% saturated, to just below 90% and, while you are not necessarily…