Hyperbaric oxygen therapy is widely considered a safe procedure when used correctly and according to established guidelines. The treatment is non-invasive and works by delivering oxygen in a controlled, pressurized environment, allowing the body to absorb higher levels of oxygen safely and efficiently.
The most common sensation is pressure in the ears—similar to what you feel during air travel—which can typically be relieved by swallowing or gently equalizing. Some individuals may also experience slight fatigue or mild warmth during or after a session. Due to your body working even though you are laying still.