Arrhythmia (or, sometimes, dysrhythmia) means an abnormal heartbeat. It is used to describe a number of very well defined electrophysiological manifestations ranging from benign, harmless conditions to severe, life-threatening disturbances of the heart’s rhythm.
Scuba diver survives a life-threatening hazard caused by the omission of the predive buoyancy check.
When it comes to diving, the diving medicine community has long maintained the conservative position that insulin-dependent diabetes mellitus (IDDM) is an absolute contraindication for diving. However, many divers with diabetes are able to dive successfully, thus challenging the position.
Gain in-depth and thorough knowledge on common issues encountered by divers of all abilities. Current medical references available include decompression sickness, ear equalization, marine injuries and more.
Few people enjoy perfect health for their entire lives. Adopting a healthy lifestyle early in life can help postpone ailments associated with aging. When health issues present, it’s important to […]
DAN has been tracking scuba-related incidents since the late 1980s, and the dive community is critical to our success in collecting information about fatal and nonfatal injuries. Our dive safety and medical experts have produced essential recommendations as a result of their in-depth analyses of incident data. What is critical for better data is for divers and others to report incidents to DAN. By collecting more data, DAN can continue toward the goal of making every dive accident- and injury-free.
A passionate cave diver and scientist, Dawn Kernagis, Ph.D., has been involved in numerous exploration projects since the 1990s, including as a crew member in the NASA Extreme Environment Mission Operations (NEEMO) 21 underwater habitat mission in 2016. A recipient of the 2018 Undersea and Hyperbaric Medical Society’s Young Scientist Award and other distinctions, she oversees the Human Health, Resilience and Performance research team at the Institute for Human and Machine Cognition. Read about her studies on human performance optimization and risk mitigation for operators in extreme environments.
This comprehensive collection of online resources provide valuable information on topics critical to diver health and safety, as well as common issues encountered by new and experienced divers.
DAN® medical information specialists and researchers answer your dive medicine questions.
DAN® medical information specialists and researchers answer your dive medicine questions.
