Posts with the category “dive-safety-tips”
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What Dive Computers Don\'t Know | PART 2
March 15th, 2023
The dive computer on your wrist does not know if you are overweight, have a PFO, if you donated blood the day before or previously suffered a case of DCS.
I... Read More
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Toughing It Out Is Dangerous
March 15th, 2023
This story about a diver who pushed past his limits and overexerted himself is a testament to the importance of caution, being aware of your divers, and remembering that DAN is here in case of an emer... Read More
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“LIGHTS, Film, Action!”
March 1st, 2023
Good lights are vital in underwater photography. There is a whole array of colour to capture! On land you battle to see these amazing colours in such proximity to each other but underwater it is like ... Read More
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Terrific Freedive Mode
March 1st, 2023
There are a few basic considerations when selecting a dive computer. Competitive divers will most likely opt for a watch-style computer that is small, dynamic, and consistently and accurately records ... Read More
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Kaboom!....The Big Oxygen Safety Issue
March 1st, 2023
Mirko suffered first, second and third-degree burns to 40% of his body in the resulting fire. Once outside, people rushed to him, and he realised that he needed to cool down his burnt skin. He acquire... Read More
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The Benefits of Being Bald
March 1st, 2023
Alopecia is an immuno-disorder whereby your immune system mistakenly attacks your hair follicles, causing them to become inflamed, resulting in ultimate hair loss. Each person has a different overall ... Read More
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Dive into Freedive Instruction
March 1st, 2023
I freedive because there is no other place that I can go to where I feel so out of and in control at the same time. With each dive I feel like I meet my Maker. Whether it is diving the ocean, and seei... Read More
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After the Accident
February 23rd, 2023
Only trained and certified practitioners should administer emergency oxygen and psychological first aid to individuals in need.... Read More
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Equaleasy - neoprene hoods and equalisation
January 2nd, 2023
While we are acutely aware of these annoyances (we don’t want to look like Marge Simpson, and we don’t want to readjust our mask strap every five minutes), the most worrying characteristic of hoods is... Read More
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Do I Need Medical-Grade Oxygen?
January 2nd, 2023
Purely from a safety and quality point of view, ABO can be used to fill USP oxygen cylinders, but not the other way around. You will need to do your own shopping for prices and availability, but ABO i... Read More
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Decompression, Stage, and Bailout Cylinders
January 2nd, 2023
Generally, divers should always abide by their training agency’s recommendations and stay within the scope of their training to help ensure that every dive is as safe as possible. Divers should strive... Read More
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How to Travel Light as a Diver
December 29th, 2022
Think small while you pack, and bring just the basics. Mask, computer, torch, cutting tool, and DSMB are all exceedingly useful to have while being compact and easy to carry.... Read More
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Let's talk about… Gas Planning
December 4th, 2022
Given the discrepancy between what’s written in the books and what is talked about over beers, confusion is only natural. In this article, we’ll try to untangle things a little. We’ll introduce a gene... Read More
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Gas Planning 101: How To Calculate Your RMV
December 4th, 2022
This article explains how to calculate your RMV from submersible pressure gauge (SPG) readings before and after the dive, the cylinder size, and the average depth and dive time logged by your dive com... Read More
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Silence in the Tower of Babel: a brief story about hand signals
December 4th, 2022
Communication underwater serve two main purposes, safety and decision making within the team. Safety-related communication entails assessing a divers condition, checking gauges, defining a depth, a le... Read More
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Distraction, Discomfort, and Disorientation
November 27th, 2022
Seasickness affects many divers, and travel-associated disruptions to diet and schedule can also lead to queasiness. While it may be reasonable for a diver with nausea to enter the water to see if the... Read More
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Adaptations we experience in freediving PART 1
October 15th, 2022
When trying to gain adaptation of the lungs for freediving it’s important to add depth gradually when training. Even if a diver had the confidence, relaxation level, and breath hold time to dive to 10... Read More
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Nutrition for scuba diving: practical advice to enjoy your dives!
September 20th, 2022
A diver should complete their regular daily meals i.e., breakfast, lunch, and dinner.
The ideal meal before immersion should be lightweight and easily digestible, and should include sources of complex... Read More
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Blue Heron Bridge
September 15th, 2022
Don’t expect colorful reefs; prepare instead for a menagerie of unusual and exotic sea life you would typically have to travel the world to see. Every dive can be a surprise — you never know what’s lu... Read More
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Freediving: Seeking and Finding Our Limits
August 24th, 2022
I thought the freediving certification would simply teach me how to hold my breath for an impressive amount of time. But it was so much more than that, providing an invaluable lesson in the chemistry ... Read More
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Freedive with Psoriatic arthritis
August 10th, 2022
Metotrexate intake could put your student at a further risk for its side effects which includes lung tocixity and myelotoxicity. Hence you need to have your student’s fit to dive necessarily verified... Read More
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Good Air
August 10th, 2022
Experts have discussed whether air in a cylinder can actually “go bad,” but without any data, arguments for or against using the air after a prolonged period are purely speculative. ... Read More
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The Joys and Challenges of the Deep
July 8th, 2022
This year the CMAS Freediving Outdoor World Championship was held in Kas, Turkey. It was a great spot because of its marine environment and sea conditions which are very important when making challeng... Read More
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And They Dived Happily Ever After
July 6th, 2022
Being a woman in the male-dominated world of diving has its own, separate set of challenges, but they never scared us. We only found that they made us work harder. This is the message we want to bring... Read More
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The Secret to Deep Freediving: Tips from 3 Female World Record Holders
July 6th, 2022
When we asked the guys how they felt when they dived to their deepest depths we received answers including “focused”, “deep relaxation”, and “joy.” Many freedivers experience different feelings and em... Read More
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Dive Boat Safety
July 3rd, 2022
All boat operators should follow a checklist for necessary equipment, including having the required items on board and ensuring they are in working order. Some of these should be easy to spot — life j... Read More
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A Little Detail
July 3rd, 2022
How did I end up with the hematoma? It was a coldwater day for a South Floridian, which is why I chose to wear a thicker wetsuit and hood, which are always stiff. When I descended, I performed the usu... Read More
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Field Neurology for Divers
June 28th, 2022
Diving injuries involving the nervous system, including decompression sickness (DCS), arterial gas embolism (AGE) and ear barotrauma (EBT), are blessedly rare, but when they do happen, these condition... Read More
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Decompression Illness
June 28th, 2022
Decompression illness, or DCI, is associated with a reduction in the ambient pressure surrounding the body. DCI encompasses two diseases, decompression sickness (DCS) and arterial gas embolism (AGE). ... Read More
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What Drowning Really Looks Like
June 28th, 2022
The popular conception of what drowning looks like is not accurate. Unlike this photo, drowning people usually can’t call out for help, and there is very little splashing or waving. Drowning is actual... Read More
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How to Create an Effective Emergency Action Plan (EAP)
June 28th, 2022
The on-call staff at Divers Alert Network® (DAN®) answer more than 2,500 emergency calls each year. In many cases, the outcome may have been better if an effective emergency action plan (EAP) had been... Read More
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Teach your Divers to be Prepared
June 9th, 2022
DAN takes the guesswork out of emergency logistics. Once a member calls the 24/7 hotline, DAN arranges care — including evacuations and complex air travel arrangements if necessary.... Read More
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Rely on Your Emergency Planning
May 30th, 2022
As a busy dive professional, you have to keep track of students and their individual needs, organize training logistics, evaluate water conditions, and keep track of an endless list of safety related ... Read More
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DCS and Denial
May 30th, 2022
DCS is often unpredictable, but regardless of the dive profile, a diver who has symptoms after diving should be evaluated by a doctor. If you ever suspect DCS, trust your instincts and don’t delay — ... Read More
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Be a Great Dive Buddy
May 30th, 2022
Throughout the dive, communication is paramount. Underwater, the pair must communicate clearly, effectively of course, wordlessly. Beyond understanding hand signals, an ideal buddy pair might even be... Read More
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Concussion and Return to Diving
April 7th, 2022
The best recommendation is to focus on your recovery and not resume diving during this period. Determining your seizure risk after your head injury is necessary before consideration for a return to di... Read More
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A Hole in My Heart
April 7th, 2022
During the summer of 2019, our group visited Lake Huron’s Thunder Bay National Marine Sanctuary in Michigan to dive the historic shipwrecks from the late 1800s that rest nearly intact in 160 to 200 fe... Read More
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A Sense of Purpose
April 2nd, 2022
Christy Pattengill-Semmens, Ph.D. As co-executive director of the nonprofit Reef Environmental Education Foundation (REEF) she oversees the Volunteer Fish Survey Project, one of the world’s largest an... Read More
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Pool Operation: Know Before you Go
March 30th, 2022
The challenge is keeping the balance in an ever-changing environment. Any pool built for public use, whether at an aquatic complex or a hotel, should have a certified pool operator (CPO) who has the k... Read More
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Pulmonary Hypertension and Diving
March 30th, 2022
A person’s preexisting condition and exercise intolerance will affect the heart and lungs’ ability to perform underwater. Various factors while underwater lead to intravascular volume shifts to the ce... Read More
Categories
2023
January
March
Demo DiversCape Marine Research and Diver DevelopmentKaboom!....The Big Oxygen Safety IssueTerrific Freedive Mode“LIGHTS, Film, Action!”Scuba Nudi ClothingDive into Freedive InstructionThe Benefits of Being BaldThe Inhaca Ocean Alliance.Special Forces DiverToughing It Out Is DangerousWhat Dive Computers Don\'t Know | PART 2
2022
January
February
UNCERTAINTY AFTER DIVING: Case Report and Recommendations #1.UNCERTAINTY AFTER DIVING: Case Report and Recommendations #2UNCERTAINTY AFTER DIVING: Case Report and Recommendations #3UNCERTAINTY AFTER DIVING: Case Report and Recommendations #4DIVERS LOSING ACCESS TO EMERGENCY CAREPreventing Breathing gas Contamination
March
When Should the Rescue Begin?Celebrating Young and Old in Turks and CaicosScuba Cylinder RundownChasing WeedsUnderwater Smartphone PhotographyAir and a SpareUnderwater Photographer: Fred BuyleBuilding Better BalanceLow-Visibility DivingMore Than a Sore ShoulderNot Only for DivingLaryngospasm and AnxietyPulmonary Hypertension and DivingTitan Meets TitanicPool Operation: Know Before you GoThe Argonaut Octopus and the jellyfishShort but Beautiful Lives
April
A Sense of PurposeMexico’s Sardine RunHigh-Pressure Hose injuriesA Hole in My HeartGoing UpConcussion and Return to DivingMarfan Syndrome Recommendations.South African Sardine Run by Walter BernardisSouth African Sardine Run By ProdiveSardine Run Port Elizabeth by ProDiveSardine Run Port St Johns by ProDiveScuba Diving In MauritiusScuba Diving in TanzaniaScuba Diving in the SeychellesScuba Diving in Nosy BeScuba Diving in MalawiScuba Diving in KenyaScuba Diving in South AfricaScuba Diving in Mozambique
May
June
July
Destination AntarticaUnconscious DiverA Little DetailDive Boat SafetyBlenny Watching 101Bonaire Inspires Hope for the Future of CoralThe Secret to Deep Freediving: Tips from 3 Female World Record HoldersEnsuring Safety in Freediving CompetitionsFour Tips For Staying Warm While Cold Water DivingAnd They Dived Happily Ever AfterFreediving Is About To Enter A New Era If Oxama Has Its SayGET BENT!The Joys and Challenges of the DeepUnderstanding The Secrets of Deep Freediving: Tips from Three National Record Holders