What Researchers Did
This review examined the effects of hyperoxic gas mixtures on human performance.
What They Found
Researchers found that inhaling oxygen-enriched gases during exercise enhances human performance, though the underlying physiological mechanisms remain unclear. They also noted that reported large increases in maximal oxygen uptake with hyperoxia might be erroneous due to issues with the Douglas bag technique.
Canadian Relevance
This study has no direct Canadian connection.
Study Limitations
The review highlighted ambiguities in hyperbaric oxygenation studies and potential errors in reported maximal oxygen uptake increases due to methodological issues with the Douglas bag technique.