A dangerously low oxygen level—usually below 92%—can cause shortness of breath, confusion, chest pain, or fainting. It’s ...

Scientists have revealed that low-frequency ultrasound influences blood parameters. The findings suggest that ultrasound's effect on haemoglobin can improve oxygen's transfer from the lungs to bodily ...

LONDON (Reuters) - A team of British doctors conducting experiments in the "Death Zone" of Mount Everest has recorded the lowest levels of blood oxygen in humans, far below those of critically ill ...

A recent study explored one possible cause -- hyperoxia or high concentrations of oxygen given to such patients during surgery -- as opposed to doses more similar to air. The study concluded that ...

Your body runs on blood like a car runs on fuel – without enough of it, everything starts breaking down. When blood levels drop too low, your organs begin struggling to get the oxygen and nutrients ...