Physiological Responses to High Pressure During Immersion

The body’s physiological response to high pressure during immersion. Have you ever been bothered by any of this during your scuba dive? Gettin’ narced, equalization problems, the urge to relieve yourself, or headaches after diving?  Gettin’ narced Some love the feeling but not everybody experiences it – the narcotic effect of nitrogen, famous for depths … Continue reading

DAN’s Oxygen Provider Course, A Cornerstone of Dive Safety

Through its educational outreach in the last years, DAN Training has developed and managed programs critical to dive safety and the management of diving injuries. We have trained over 100,000 people that now are better prepared to manage a dive emergency as DAN Oxygen Provider, On-Site Neurological Assessment, BLS or AED providers. DAN’s mission has … Continue reading

Green Bubbles and the Sustainability of Diving

Since the mid-1980s recreational diving has surged in popularity with up to a million certifications issued each year. An activity where humankind meets nature can have positive as well as negative effects. On the one hand, diving promotes ocean stewardship, contributes to scientific research, and encourages personal development. On the other, conflicts can occur with … Continue reading

Flying After Diving: Finally, the Facts (Not Just Theory)

The study of data collected in the first research campaign of DAN Europe’s Diving Safety Laboratory (DSL) “Flying bubbles” project has concluded. The results are somewhat surprising, to such extent as to merit publication in Aviation Space and Environmental Medicine, a revered scientific magazine. Different Theories We have seen what comes before, what goes on … Continue reading