There’s been a long running debate as to whether oxygen is a narcotic diving gas. Agencies like CMAS, GUE, PADI...
His new book, Between The Devil and The Deep, which was released last summer, delved into the ordeal of British cave instructor Martin Robson, who suffered...
Decompression sickness (DCS) is a known risk for compressed gas divers, but until recently it wasn’t on the radar for their breath-hold counterparts. However, as a...
The "Hitchhikers Guide to The Galaxy" summarized it neatly: Don’t Panic! For good reason: taken together panic/anxiety/stress have been ranked as one the top three risk...
Dr. Alessandro Marroni and his team are preparing to test their real-time diver monitoring system that has been more than 50 years in the making. Called...
Today, community practices limit oxygen exposures to a PO2 of 1.2-1.4 bar for the working phase of the dive and 1.4-1.6 bar for decompression depending on...
Freediving instructor trainer and coach Ted Harty discusses the ear injury that most scuba and freedivers have likely suffered and didn’t even know what to call...
Compared to Frenzel equalization used by freedivers, Valsalva equalization can be hard on the ears and eustachian tubes, and could cause problems for tech divers with...
Globally, nearly 40 people die from drowning every hour of every day, and though seldom the trigger, it is the number one cause of diver fatalities....
Gas analysis means more than simply ferreting out the fractions of oxygen and helium in your breathing mix, particularly in remote areas. Temc De-Ox CEO Eugenio...