What Researchers Did
Researchers investigated whether hyperbaric oxygen (HBO2) treatment causes changes in nasal peak inspiratory flow (NPIF) values in 13 patients undergoing at least 10 HBO2 sessions.
What They Found
Nasal peak inspiratory flow (NPIF) values were significantly higher when patients were inside the HBO2 chamber compared to measurements taken five minutes before or after treatment.
A small but significant increase in NPIF was also detected five minutes after stopping HBO2 compared to before therapy, though NPIF values remained stable across the 10 HBO2 sessions.
What This Means for Canadian Patients
Canadian patients receiving hyperbaric oxygen therapy may experience temporary improvements in nasal airflow during and immediately after treatment sessions.
This could offer a transient benefit for nasal congestion, but the study does not indicate long-term or cumulative improvements over multiple sessions.
Canadian Relevance
This study has no direct Canadian connection as it was not conducted in Canada nor involved Canadian researchers or participants.
Study Limitations
The study was limited by its small sample size of 13 patients and focused on short-term changes in nasal airflow, not long-term effects.