The 16-Second Survival Breath

When I think about it, I still get a queasy feeling in my stomach from a scenario several years ago when I was forced to put into practice survival breathing. It was a sunny day in Baltimore, and I was returning home from a business trip. I had passed through security with flying colors, of course, and was browsing the selection of breakfast sandwiches at a kiosk when I heard the unfamiliar, sudden sound of blaring sirens. In less than …

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