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Huh! Never heard that breathing through a straw helps with high altitude breathing, but I checked it out, and prolonged pursed lip exhalations “helps combat the decrease in atmospheric pressure.”
Huh! Never heard that breathing through a straw helps with high altitude breathing, but I checked it out, and prolonged pursed lip exhalations “helps combat the decrease in atmospheric pressure.”
I could have used this tip 15 years ago.