by Douglas Ebersole, MD. Photos courtesy of Watson Clinic, Lakland, FL. Surprisingly, the proposal that rebreather divers 45-years and up have an annual cardiac health evaluation...
Brazilian scientist, hedge fund manager and diving instructor Sergio Schirato geeks out on some of his team's latest research on heart rate variability as a potential...
Dive industry ‘fixer’ Rosemary “Roz” Lunn discusses the Recreational Scuba Training Council's (RSTC) new consensus diver medical form and the bad things that can happen if...
As you have likely heard, we’ve lost one of the irrepressible and much-loved characters in the tech and diving medicine community, 55-year old Australian anesthesiologist and...
In this first of a two-part series, Diver Alert Network’s Reilly Fogarty examines the research that has led to our current working understanding of oxygen toxicity....
What can be learned about the risk of decompression sickness (DCS) by examining thousands of actual dive profiles and their outcomes? Plenty! Here Diver Alert Network’s...
Anyone who’s dived to 30 meters on nitrox (we don’t do air here!) is familiar with what Jacques Cousteau eloquently termed “rapture of the deep”—the result...
Just like skeletal muscles, respiratory muscles have a limited ability to respond to respiratory loads, and when they can’t keep up underwater due to increased gas...
Will going “keto” i.e. eating a low-carb, high-fat diet, help you lose weight, boost your endurance and most importantly protect you from CNS oxygen toxicity on...
Having ear problems? You’re not alone! According to DAN, eustachian tubes and their associated ear injuries represent the single largest cause of dive injuries bar none....
