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Tag Archive: oxygen toxicity


andy davis technical diving

SCUBA Q&A Question:   I was taught that “recreational divers plan all dives to be no stop dives” and also that most agencies consider 40m /130 feet as the maximum depth for recreational deep diving.  That seems inconsistent when my dive computer allows me to dive below 40m/130 feet and still stay inside no-stop limits . Why […]

oxygen toxicity symptoms

DAN discusses the dangers of oxygen toxicity when using nitrox as a breathing gas. By Dr. E.D. Thalmann, DAN Assistant Medical Director; Captain, Medical Corps, U.S. Navy (retired) It’s a fact: we need oxygen to live. It’s because of the way our cells use oxygen that we are able to breathe, exercise, and even think. […]