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Whether for recreation, research, or commercial work, diving puts humans in a fundamentally hazardous environment. Visibility, pressure effects, and sound distortion limit communication between divers and surface teams, making real-time coordination difficult. Response time is critical in emergencies, and delays can be dangerous.
The automated external defibrillator (AED) was developed as a portable medical device and released for public use in the 1960s. The operation of AEDs has gotten simpler over the years, and the devices are now widely available for use by lay providers with basic training.
DAN reached a significant milestone in the accredited DAN–UHMS Continuing Medical Education (CME) program in May 2024: the debut of a two-week, dual-course format.
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Being physically fit can be important, and sometimes crucial, for dive safety. Physical fitness plays a role in both regular dive activities and emergent events. A quick and effective response to sudden demands can often quickly and easily resolve a situation, while an insufficient response can prolong or exacerbate it.
The Kingdom of Thailand, a sprawling Southeast Asian country slightly larger than California, shares land borders with four countries and neighbors a fifth by sea. It is a progressive sovereign nation that remains deeply rooted in culture and customs.
This is Fakarava — a remote atoll in French Polynesia that feels more like a gateway to another world than a dive destination. Nestled in the remote Tuamotu Archipelago, this UNESCO biosphere reserve is where discriminating divers come to leave the ordinary behind.
Diving at Eastport was always special for me, and I tried to visit there a couple of times each year. The nutrient-rich massive tides fed a series of stunning habitats along the coast.
Dive sites are vulnerable to a variety of threats, including air and water pollution, invasive species such as zebra mussels and lionfish, destructive fishing practices like blast fishing, and even sunscreen.
The Anna Maria Island Turtle Watch (AMITW) had an exceptional summer in 2024. By July 31, AMITW patrollers had documented 683 nests on 9.6 miles (15.4 kilometers) of beach on Anna Maria Island, Florida. That was the most nests they had recorded in one season since they started monitoring 41 years ago.
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