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Low Platelet count
November 18th, 2023
Decompression injuries add another dimension to bleeding risk, as bubble formation and growth cause microscopic tissue damage through mechanical tissue disruption and normal inflammatory processes.... Read More
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Going Tec.....or maybe not?
November 18th, 2023
This is perhaps the most important question of all – why do you want to go tech? Is it your dream or do you want to impress your friends? Maybe you are a ‘certification collector'? Your motivation to ... Read More
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Are rebreathers suitable for recreational divers? – Part 2
October 21st, 2023
The first advantage we looked at for the technical diver is gas duration. This is also a benefit for recreational divers. They may not be doing such long dives but for many divers their air consumptio... Read More
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Are rebreathers suitable for recreational divers? Part 1
October 21st, 2023
One of the biggest factors that comes into the decision to switch to a rebreather is costs. This has two aspects, the costs of the rebreather, including buying and maintaining it, set against the cost... Read More
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Monitoring Cardiac Health in Scuba Divers
September 27th, 2023
DAN Research’s incident analysis program has shown that approximately one-third of diving fatalities can be traced to a cardiac event, making cardiac-related issues the No. 1 cause of fatalities while... Read More
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RESEARCHER PROFILE: Petar Denoble: Solving practical issues for divers
September 27th, 2023
We need to learn more about what constitutes individual variability. Because nitrogen bubbles have a role in DCS, at least in describing the severity of decompression stress, I would like DAN’s New Bu... Read More
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Tara Panton's Cape Nudibranchs
September 17th, 2023
With the first 25 stickers freshly printed, I excitedly announced to the world that Cape Nudibranchs had been born. To my genuine surprise, the response was overwhelming - they sold like hotcakes! I s... Read More
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Weight loss for divers
September 17th, 2023
Scouting the various diving medicine websites, I was delighted to find a handful of articles that suggest that hyperoxia (high partial pressures of oxygen - ppO2) might, in fact, be beneficial for fat... Read More
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Predive Warm-Up
September 17th, 2023
Before you dive, take a moment to inventory your body. If you were sedentary on the ride out to the dive site your heart rate is probably near resting, so it is not circulating much oxygen to your mus... Read More
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Mismatched Scuba Valves to Cylinder Outlets
September 16th, 2023
While a valve with a M25 thread may initially appear to fit a ¾-inch NPSM cylinder neck, it will necessitate more force to tighten and likely not seal correctly, requiring significant over tightening ... Read More
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The Parting Shot
September 16th, 2023
I definitely tend to favour the smaller, more elusive species with my photography, and spending my dives looking for them makes the whole experience so much more rewarding! ... Read More
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Dive Boat Etiquette – From Yachts to rubber ducks
September 16th, 2023
Many divers, especially the more experienced ones, develop such a symbiosis with their equipment that they tend to forget they are wearing it. This is a recipe for bumps and bruises. All this means ... Read More
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Underwater Crime Scene Investigators
September 16th, 2023
With advancements in forensic science and dive technology, more recoveries of evidence are successfully performed each year. Many items found underwater secure convictions against those who sought to ... Read More
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Travel Smarter: Personal Safety While Traveling
September 16th, 2023
Before you leave home, check the local news at your destination. Knowing about inclement weather, utility outages, or civil unrest will allow you to adjust your travel plans accordingly.... Read More
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Liability in Context
September 16th, 2023
It's important to note that the availability and specific terms of these liability policies may vary among insurance providers. It's advisable to consult with an insurance specialist or broker to dete... Read More
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Learning from Success. Learning from Mistake
September 16th, 2023
Learning happens when we do something, reflect on it, put some changes in place that should address the gap in our previous performance, and then try it out the next time to see what happens. ... Read More
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Dive in the Fast Lane with DPVs
September 16th, 2023
Safely using a DPV requires additional training. Divers who intend to use one in open water without proper training may lose control of the unit or their buoyancy, which could lead to a rapid ascent a... Read More
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KwaZulu Natal shipwrecks: The Produce
September 16th, 2023
This is a popular wreck with a heroic past that affords us the most splendid diving opportunities. The sheer size and interest factor that she provides ensures that numerous dives are required merely ... Read More
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Avoid Diving With Earplugs
September 16th, 2023
Students in open-water training learn multiple methods to equalize air spaces. Whether it is the Valsalva manoeuvre or another modified equalization technique, we learn how to push air up through the ... Read More
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6 Common Questions About Women’s Health and Scuba Diving
August 20th, 2023
Roughly 1/3 of scuba divers are women — and this number is growing. It goes without saying that all divers should maintain a healthy lifestyle and physical fitness, maintain their health, follow their... Read More
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Diving Fit In 7-Days or Your Money Back
August 14th, 2023
Pushing an inflatable dive boat up the beach sounds harder than it really is. It's easier if you get a few dive mates involved with your fitness program and keep the boat balanced on its keel as you g... Read More
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To Spliff Or Not To Spliff
August 7th, 2023
The carbon monoxide can also cause an increase in brain blood flow which might elevate the risk of cerebral decompression sickness after diving. Smoking after a dive also interferes with bubble mechan... Read More
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Shore diving in Taiwan: challenges and adaptations in a unique environment
July 9th, 2023
Because of the need to finish the dive at a specific exit point (and the lack of a boat to pick you up if you don’t), navigation plays a more important role in shore diving than in most boat dives. Co... Read More
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The Dive Light | A TOOL FOR ALL DIVERS
July 8th, 2023
With ambient light, dive lights can restore colours lost with depth, help with high-quality photos of underwater life, and illuminate small creatures under ledges or in crevices. ... Read More
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Terrific Freedive ModeKaboom!....The Big Oxygen Safety IssueScuba Nudi ClothingThe Benefits of Being BaldDive into Freedive InstructionCape Marine Research and Diver DevelopmentThe Inhaca Ocean Alliance.“LIGHTS, Film, Action!”Demo DiversSpecial Forces DiverWhat Dive Computers Don\'t Know | PART 2Toughing It Out Is Dangerous
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