An Unconscious Ascent
WHILE DESCENDING ON OUR SECOND DIVE, I was at around 60 feet when I unexpectedly started ascending rapidly to the surface.
Alert Diver Issue: Q2 2023
Southern Right Whales
SOUTHERN RIGHT WHALES spend a few months each year in Península Valdés, Argentina, to mate and nurse their calves. My whale encounter there was one of the most challenging I have experienced. It was also one of my most rewarding and memorable experiences.
Underwater Crime Scene Investigators
THROUGHOUT HISTORY, CRIMINALS HAVE LOOKED TO BODIES of water as safe places to dispose of and forever hide evidence of their crimes.
The Life and Legacy of Tokitae
HER NAME WAS TOKITAE, which means “nice day, pretty colors” in the Coast Salish language. The Lummi Nation knows her as Sk’aliCh’elh-tenaut, which is a historical reference to the Penn […]
Bipolar Disorder and Diving
YOUR QUESTIONS ANSWERED about Bipolar Disorder and diving, immersion pulmonary edema, and pain in teeth when diving.
Guidelines for Lifelong Medical Fitness to Dive
DIVERS ALERT NETWORK has published a reference document to promote medical fitness to dive throughout divers’ lives. Intended to be used by divers, dive professionals, and doctors, the document establishes […]
Safety Equipment: A Necessity Even in Paradise
AS DIVERS, WE MUST take extra steps in our predive checks to ensure that our buddy has their safety and signaling equipment so we can be prepared in case of an emergency.
Petar Denoble: Solving Practical Issues for Divers
PETAR DENOBLE, MD, D.SC., HAS DEDICATED HIS CAREER to exploring and solving practical issues in dive medicine.
DAN Dispatch: Monitoring Cardiac Health in Scuba Divers
DAN RESEARCH’S INCIDENT ANALYSIS PROGRAM has shown that approximately one-third of dive fatalities can be traced to a cardiac event, making cardiac-related issues the No. 1 cause of fatalities while diving.
Avoid Diving with Earplugs
A TOPIC THAT COMES UP FREQUENTLY when discussing dive safety is the use of earplugs. Are they safe to use while diving? Does DAN have any recommendations?
