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Category: Education

Understanding PFO

  • DIVER Editorial
  • 29th July 2021

By Divers Alert Network With its unusual name, its connection to cardiovascular health, and its link to DCS risk, it’s easy to see why patent foramen ovale (PFO) is of particular interest to divers. The good news is that, while the condition is common, it’s typically low-risk—but it can …

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How about the Rule of Scrooge & Buddha?

  • DIVER Editorial
  • 20th July 2021

By Steve Lewis I can’t recall which Charles Dickens character I am misquoting—I believe it is Ebenezer Scrooge from the novella A Christmas Carol — but the gist is this: “Income one pound; expenses 19 shillings and 11 pence; outcome bliss. Income one pound; expenses one pound and one penny; outcome misery.” Which …

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Equalizing for Freediving and Scuba

  • DIVER Editorial
  • 15th July 2021

By Kirk Krack If you’ve taken a diving course, be it scuba or freediving, you would have been taught the process of equalization. You equalize to ensure that your ears, sinuses, and mask are equal to the water or ambient pressure surrounding you at your depth. Most scuba courses …

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To Submerge and Protect

  • DIVER Editorial
  • 30th June 2021

Words by William Nadeau Specialized in technical, commercial, public safety diving, and underwater investigavite procedures, the RCMP’s Underwater Recovery Team always gets their man In 1959 a Conservation Officer and his pilot were flying to La Loche, Saskatchewan in a Cessna 180 when something went wrong. The plane crashed …

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Mental Health and Diving

  • DIVER Editorial
  • 28th June 2021

Words by Lorie Laroche and Dr. Neal W Pollock Health is a state of overall physical, mental, and social wellness. Good mental health involves the ability to live to one’s full potential, to face normal life stressors, to work productively, and to be able to contribute to the community. …

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Kirk Krack: Writing The Book on Freediving

  • DIVER Editorial
  • 25th June 2021

Words by Michael Menduno DIVER sits down with an industry pioneer to talk the origins of modern freediving, nine-foot tall blue aliens, Tom Cruise, and the evolution of mixed gas freediving Kirk Krack is one of the most prolific and innovative trailblazers in sport diving, yet ironically, most divers …

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Tiny Bubbles, Big Trouble

  • DIVER Editorial
  • 18th June 2021

By Divers Alert Network Decompression sickness (DCS) is a tricky condition. On one hand, we know a lot about who gets it and when—and even how to prevent it, but we do not have a definitive understanding of the mechanisms of bubble formation or injury. Decades worth of research …

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Diving into a BioBlitz

  • DIVER Editorial
  • 16th June 2021

By Heather Creech One gorgeous spring weekend in May, the residents of two small islands in British Columbia got together for something more than coffee. Loaded up with cameras, notebooks, and sample bags, adults and school kids on Mayne and Galiano Islands spread out in order to document all …

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Richard Moon, M.D., Named 2021 DAN/Rolex Diver of the Year

  • DIVER Editorial
  • 8th June 2021

Divers Alert Network and Rolex are pleased to announce that Richard Moon, M.D., has been selected as the 2021 DAN/Rolex Diver of the Year. The award was presented at a virtual event on June 5.  Dr. Moon is a professor of anesthesiology at Duke University and the medical director of …

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Freedivers of the next generation

  • DIVER Editorial
  • 7th June 2021

By Kirk Krack and Mandy Rae Krack Being water people, it was always a given that our child would grow up in and around the water. But would she grow to love it and be as comfortable in it as we are? So far, she does. What a relief! …

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Whales Are Vital in Climate Change Fight

  • DIVER Editorial
  • 4th June 2021

By Jean-Michel Cousteau and Holly Lohuis Twenty years ago my team and I had the vision of creating a marine conservation organization, Ocean Futures Society, with the mission to explore our global ocean, inspiring and educating people throughout the world to act responsibly for its protection. Since 1999 we …

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Lionfish – from predator to pendant

  • DIVER Editorial
  • 29th March 2021

Text by Ian Stalker Lionfish that venture into Dominica waters may end up on a journey that transforms them from predators to prey to pendants. Lionfish are native to the Indian and Pacific Oceans but were introduced into Caribbean waters inadvertently or otherwise and have become a major problem …

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Last minute adopt a coral gift good for the ocean!

  • DIVER Editorial
  • 18th December 2020

Coral Guardian, a major force in coral reef conservation around the world, now offers a unique Christmas gift through it’s Adopt a Coral program, Coral Guardian. So spoil your loved ones, or yourself, while contributing to the protection of the ocean. Click here to adopt!  Each coral adopted comes …

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DAN’s free online seminars at this years DEMA Show

  • DIVER Editorial
  • 11th November 2020

For 40 years, DAN has played a critical role in the dive industry, championing diver safety, research and emergency preparedness. At this year’s DEMA show, DAN will be reaching out to dive pros around the world with important messages about keeping divers safe in a series of timely webinars …

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OWUSS and DAN Announce New Internships for 2021

  • DIVER Editorial
  • 22nd October 2020

The Our World-Underwater Scholarship Society (OWUSS) and Divers Alert Network have announced two new internships for 2021. Applications are now being accepted for the Dr. Glen H. Egstrom DAN Diver’s Health and Safety Internship and the DAN Diver’s Safety Internship. The Dr. Glen H. Egstrom DAN Diver’s Health and …

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Ethical & Sustainable Mindsets of Harvesting

  • DIVER Editorial
  • 5th September 2020

By Chris Adair, with Kirk Krack The process of harvesting, fishing, and gathering your meal from the ocean and bringing it back to share at the table with friends and family is something that has been passed from generation to generation, and something we hope to continue to pass …

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Attention Washington divers – your help is needed!

  • DIVER Editorial
  • 21st July 2020

The Washington Department of Fish and Wildlife is conducting a study of licensed anglers to learn more about fishing, shellfishing, and diving participation and preferences so that they can better manage specific fisheries and opportunities. Your answers are very important to the Department, and the survey will only take approximately …

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Mental Health and Diving

  • DIVER Editorial
  • 10th July 2020

Words by Lorie Laroche and Dr. Neal W Pollock Health is a state of overall physical, mental, and social wellness. Good mental health involves the ability to live to one’s full potential, to face normal life stressors, to work productively, and to be able to contribute to the community. …

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Sidemount: Keeping diving accessible for seniors

  • DIVER Editorial
  • 25th May 2020

Aging divers and divers with physical limitations could find freedom within their gear configuration… Words by: W. H. “Hank” Halliday Recent issues of DIVER have featured sidemount diving: one focused on the need to practice skills and the other related to cave diving. I suggest a third, covering a …

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Keeping Orcas Wild

  • DIVER Editorial
  • 11th May 2020

By Jean-Michel Cousteau and Holly Lohuis I have written extensively about my fascination, respect, and love for orcas. I believe they are our counterparts in the sea. Orcas are intelligent, they live in culturally rich families known as pods, speak different languages and dialects, and express feelings of empathy …

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Spot something odd? Share it!

  • DIVER Editorial
  • 1st May 2020

By Heather Creech Dan is a South Australian freediver who loves to snorkel the Port River estuary – a site near Adelaide’s marine shipping terminals not often visited by divers. One day last year, Dan spotted something in the shallows he didn’t recognize: an unusual bivalve. So he took …

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Bubbles on the Brain

  • DIVER Editorial
  • 28th April 2020

By Divers Alert Network Cases of decompression sickness (DCS) with neurological symptoms are thankfully rare, but when they do occur they must be responded to rapidly and effectively. Do not let worrying about the “worst-case scenario” make your diving less enjoyable, but do take measures to learn how to …

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Former DAN Vice President Richard D. Vann passes away

  • DIVER Editorial
  • 24th April 2020

It is with great sadness that Divers Alert Network announces the passing of its former vice president of research, Richard D. Vann, Ph.D. Dr. Vann was an esteemed researcher whose work focused on the physiology of breathing and exercise in special environments and the epidemiology of pressure-change-related injuries. His …

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Situational Awareness

  • DIVER Editorial
  • 16th April 2020

By Steve Lewis A few years back I wrote a book called “The Six Skills…” One of the skills mentioned in it was Situational Awareness. At the time, Situational Awareness (SA) seemed like a neat catch-all phrase, and it still sounds good as far as it goes. I wanted …

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CPR and COVID-19

  • DIVER Editorial
  • 10th April 2020

As most of us are aware, COVID-19 can be contracted by coming into contact with droplets of bodily fluid from an infected person. Performing chest compressions as part of CPR can mobilize droplets, much like coughing can. Since even asymptomatic people can carry and spread the virus, it is …

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Is warm water better for tech training?

  • DIVER Editorial
  • 10th April 2020

Words By Steve Lewis Even if you’re a cold-water diver, there’s a strong case to be made for doing your next advanced diver training in warm water (read tropical or sub-tropical temperatures). Let me explain. When we think about what we expect to get out of technical diving classes, …

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DAN Oxygen Units and Treating COVID-19

  • DIVER Editorial
  • 3rd April 2020

Some divers have asked DAN about using their personal oxygen units to treat people with COVID-19. Divers’ eagerness to help during this crisis is truly admirable. However, DAN does not support the use of these emergency oxygen units for indications other than scuba diving injuries and cases of nonfatal …

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RAID make all e-learning courses completely FREE!

  • DIVER Editorial
  • 2nd April 2020

RAID training agency have just launched their FREE e-learning platform. All courses, all free. Permanently. ‘FREe-Learning’ is a unique innovation that provides free access to over 120 courses to anyone interested in – or about to participate in—diving. Non-divers, divers, divemasters, instructors, instructor trainers, and dive centers, no matter …

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DAN’s quick guide to properly disinfecting dive gear

  • DIVER Editorial
  • 31st March 2020

In light of the recent outbreak of the novel coronavirus (COVID-19), questions have arisen in the dive community about disease transmission when using rental equipment, especially regulators. With the threat of coronavirus on everyone’s minds, divers want to know what precautions are being taken against the spread of disease. …

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Diving Manufacturer Helps Create Medical Ventilators

  • DIVER Editorial
  • 30th March 2020

As the coronavirus (COVID-19) pandemic continues to sweep the globe, people from all corners of the world are coming together to help create solutions in response to the crisis. For one, a team of programmers, scientists, and technicians in the Czech Republic has been putting their skills to use …

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Diving therapy for PTSD sufferers

  • DIVER Editorial
  • 30th March 2020

My name is Kevin James, the diver not the comedian, I’m a British Army Veteran having served as a Military Policeman and then a Physical Training Instructor specializing in scuba diving. Leaving the service as a Warrant Officer. I am based on Long Island in the Bahamas. I use …

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DAN Encourages Divers and Dive Operators to Disinfect Gear Properly

  • DIVER Editorial
  • 13th March 2020

Update – April 24, 2020 – The CDC has updated its recommendations, and some of the cleaning products noted in this article may not be suitable for killing the virus that causes COVID-19. While Steramine is an effective sanitizing product, and some manufacturers recommended it for use on dive gear, …

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DAN Seeks Research Interns for Summer 2020

  • DIVER Editorial
  • 15th January 2020

Divers Alert Network is seeking talented undergraduate and graduate students to assist with its dive safety and medical research this summer. Founded in 1999, the DAN Research Internship is a highly competitive program that gives candidates a strong foundation on which to build their careers. Interns will spend three …

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20 years of Kids Sea Camp

  • DIVER Editorial
  • 7th January 2020

By Margo Peyton The beginning of Kids Sea Camp seemed like just a few moments ago, not 20 years. Robbie was only 6 and Jennifer was only 4 then. As a mother and businesswoman I wanted so much to spend time with them and to be with them every day. I wanted …

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Ask the Right Questions

  • DIVER Editorial
  • 3rd January 2020

By Steve Lewis Choosing an instructor? Well, there are scores of blog entries and posts on various scuba forums giving advice.  Much of it is good; some of it is excellent. It can certainly help put you on the road to making a good choice, the right choice. Of …

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Do dive crews deserve a tip?

  • DIVER Editorial
  • 23rd December 2019

Words by Drew McArthur / Photography by Jim Catlin What better way to end a pleasant day’s diving than by hitting a bar and ordering some vacation food? While you’re there, why not kick back with an adult beverage, too? The bar staff of whatever establishment you care to decompress …

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