The brain demands at least 20% of the body’s oxygen supply. When it doesn’t get this supply, it can lead to issues such as sleep apnea, poor concentration, forgetfulness, mood swings, restlessness, depressive thoughts, and low drive.
“Extra oxygen has been shown to enhance mental performance and memory recall in healthy active adults in several clinical studies,” according to Dr. Andrew Scholey, division of psychology, University of Northumbria. (
Unlike muscles, your brain cannot store energy. It needs a steady flow of nutrients and
oxygen to function normally. Oxygen deficiency can decrease your alertness,
memory, and judgment. Conditions that can reduce blood oxygen
Supplemental oxygen can not only improve your physical abilities, but it can also help you think, reason, and remember things better, too. That’s because low blood oxygen levels can have subtle effects on the brain that supplement oxygen can correct.
When your blood oxygen saturation is low, it can make you feel foggy-headed, fatigued, and less alert. This can make daily life more difficult to manage and make it harder to keep up with healthy habits like exercise.