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Posts with the category “alert-diver-fall-editions”

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Experience
April 15th, 2021
Date: 16 November 2016 | Author: Karl Shreeves Although it is clear that diving experience reduces divers’ risk of injury, experience is an imprecise term that conjures different ideas in different pe...  Read More
by DAN Team
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Evaluating Oxygen Delivery with a Demand Valve
December 8th, 2020
Oxygen systems commonly used for dive accidents can have two delivery options: a pressure-activated demand valve or constant flow for use with a nonrebreather mask....  Read More
by DAN Team
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A Predator's Dream
December 8th, 2020
Nuclear hunting, the most common multi species feeding association, primarily revolves around a foraging eel, octopus or goatfish (the nucleus) followed by a gang of feisty predators looking for an ea...  Read More
by DAN Team
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Scuba Diving and Factor V Leiden gene mutation
October 19th, 2020
The goal isn’t to find a physician to sign off on your ability to dive but rather to objectively determine whether your medical history, Factor V in your case, is compatible with diving....  Read More
by DAN Team
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The Watchman device and diving
October 19th, 2020
Divers who have AFib should be well rate controlled, both at rest and when performing moderate exercise, and understand the possible complications of their condition before considering diving. We reco...  Read More
by DAN Team
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The Importance of a Predive Safety Check
October 19th, 2020
Complacency and skipping your predive safety check or buddy check are entirely preventable factors in dive accidents. Complete all your checks before every dive. ...  Read More
by DAN Team
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Children and Diving
October 19th, 2020
Children are still developing both physically and mentally, which affects the decision about whether a young diver is fully capable or requires some modification. Some training agencies allow in-water...  Read More
by DAN Team
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Nitrogen Narcosis at shallow depths
October 19th, 2020
His gas consumption may indicate hyperventilation occurred during the dive. Without further speculation, the student will need a dive medical exam, and he should discuss this incident with a dive medi...  Read More
by DAN Team
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Oil and Particulates: Safe levels in Breathing Air at depth
October 19th, 2020
Laboratory analysis provides a good degree of accuracy but requires sending a sample, so it is a time- and money-intensive spot check. Several volatile organic compound (VOC) analysers are available f...  Read More
by DAN Team
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Dive Principles for Coping with COVID-19
October 19th, 2020
While it is sometimes tempting to pick up things underwater, divers know better. The Conus textile cone snail, for example, has a beautiful shell that invites collection, but it is also highly venomou...  Read More
by DAN Team
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Fluorescence Imaging help Identify Coral Bleaching
October 18th, 2020
Humans affect the very world we inhabit. Deforestation, fossil fuel use and environmental pollutants such as plastics and pesticides are changing our world. The oceans and the reefs within them are no...  Read More
by DAN Team
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Freediving For Science
October 18th, 2020
It is the second-deepest marine sinkhole in the world, yet it is accessible from land. Harboring coral reefs and other marine life, it is an ideal oceanic microcosm, sheltered from prevailing winds an...  Read More
by DAN Team
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Step Exercises with Cardio
October 18th, 2020
Considered a form of preventative medicine by the American College of Sports Medicine, exercise has a wide range of positive physical, mental and cognitive benefits. This timed program is designed to ...  Read More
by DAN Team
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Studying Deep reefs and Deep divers
June 17th, 2020
While remotely operated vehicles (ROVs) and submersibles can be used at these depths, they have some shortcomings. Manned submersibles and support ships can cost more than $50,000 a day. The limited m...  Read More
by DAN Team
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Asking the Right Questions
June 17th, 2020
Dive safety has improved with the development of better equipment, procedures, education and awareness, but much remains to be learned about divers’ risk of decompression sickness (DCS)...  Read More
by DAN Team
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Lung squeeze under cold diving conditions
June 17th, 2020
Immersion Pulmonary Edema (IPE) is a multifactorial condition, largely a net effect of increased central blood volume, pressures within the chest and, for compressed-gas divers, increased breathing r...  Read More
by DAN Team
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Diving with a Purpose in National Marine Sanctuaries
June 15th, 2020
We desire to test our strength and expand our horizons. Many divers find their horizon along 100 miles of ancient coral reefs in the Florida Keys, a once-desolate island chain spreading southwest from...  Read More
by DAN Team
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Diving and Hepatitis C
May 14th, 2020
Divers encounter situations that involve sharing masks, snorkels, helmets and alternate air sources. It is reasonable to be concerned about sharing equipment with a diver who has HCV. A diver’s saliva...  Read More
by DAN Team
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The New Pointy end of Diving
May 11th, 2020
Freediving is now the fastest growing segment of diving and is attracting a new audience of people who love the water and are into fitness, self-improvement and mind-body awareness — in addition to th...  Read More
by DAN Team
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Out of the Blue
May 10th, 2020
People take pictures to render a scene with a literal perspective or as a medium to translate an abstract concept or feeling. I have spoken to photographer friends, read articles, and written many wor...  Read More
by DAN Team
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Research and Outreach
May 7th, 2020
“Data we gather on these projects is important, but our opportunity for outreach is priceless.” Studies have revealed that several external factors, including cold water, exercise and high work of bre...  Read More
by DAN Team
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Stock your First-Aid Kit
May 7th, 2020
Start with the Essentials Commercially available first-aid kits for divers will provide you with a reasonable array of supplies that can be upgraded or augmented according to your circumstances ...  Read More
by DAN Team
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The Art of the Underwater Selfie
May 6th, 2020
By Ivana Orlovic Kranjcivana.photographyAlert Diver MagazineI think photography is the most powerful way to promote the amazing underwaterworld to nondivers. I started taking underwater selfies to cle...  Read More
by DAN Team
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The Logistics of Exploration
May 6th, 2020
A key safety feature of the dive operations was a commercial wet diving bell. A 70-page standard operating procedure (SOP) document outlined the expedition’s safety protocols. Only four divers would b...  Read More
by DAN Team
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Manage you Heartburn
December 12th, 2019
With severe reflux there is a risk of aspirating food or acid into the lungs or respirator when diving which is incredibly serious. ...  Read More
by DAN Team
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Lithium-Ion Battery Safety
December 11th, 2019
To reduce the chances of catastrophic failure, manufacturers of products containing Li-ion batteries build in redundant safety features such as vents to release built-up gases, a circuit board to regu...  Read More
by DAN Team
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DEMP: For more than dive Emergencies
December 11th, 2019
DEMP training, which teaches all the skills from four different first aid courses, can prove useful for more than just dive-related incidents. A spouse, friend or neighbor may need immediate CPR, and ...  Read More
by DAN Team
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Sea Urchin Puncture wounds
December 1st, 2019
When a sea urchin spine puncture involves a joint, promptly seek medical attention at the time of injury. ...  Read More
by DAN Team
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Predisposition to Pulmonary Barotrauma
December 1st, 2019
Since barotrauma can occur with hyperinflation of lung tissue, a diver’s lungs must be able to tolerate rapid changes in volume and pressure....  Read More
by DAN Team
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Broken bones healed
December 1st, 2019
Opportunistic micro-organisms in salt water and untreated water from sources such as lakes, rivers and quarries exponentially increase the risk for infection. ...  Read More
by DAN Team
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Diving after Chiropractic adjustments
November 30th, 2019
Some people might experience complications or side effects for a few days following a chiropractic adjustment...  Read More
by DAN Team
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Wetsuits and heat stress
November 30th, 2019
Spending a prolonged time on the deck of a dive boat or onshore while dressed in a wetsuit, prior to entering the water can cause heat stress and exhaustion....  Read More
by DAN Team
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Advice, Support and a Lifeline
November 30th, 2019
From across the world, DAN constantly assisted me throughout the entire ordeal from the moment I contacted them. When I arrived home, the DAN doctor saw me in person to follow up about my DCS. DAN’s e...  Read More
by DAN Team
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DAN Student Medical Expense Coverage
November 30th, 2019
DAN Student Medical Expense Coverage is dive accident insurance designed specifically for new divers in training that DAN fully subsidises, so there is no cost to students or their instructors...  Read More
by DAN Team
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When should I call my Doctor?
November 30th, 2019
If you had health issues before the dive, it is possible that postdive symptoms are related to your preexisting condition. Distinguishing between DCI and unrelated health issues in postdive symptoms i...  Read More
by DAN Team
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Fire Safety In the Dive Industry: Part 1
October 3rd, 2019
While prevention is key, being aware, prepared, trained and equipped will ensure the best possible outcome in a fire. Do not try to be brave; if you are unsure, untrained or responsible for others, ev...  Read More
by DAN Team
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Breath Hold Diving: Part 1
February 13th, 2019
Over the many years that humans have practiced breath-hold diving, it has grown to become an important part of both commercial and recreational diving. Let’s take an in-depth look at its history and e...  Read More
by DAN Team
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DAN e-Learning programs
February 8th, 2019
When it comes to first-aid and safety education and training, our goal is to make the information easily accessible and maximize your in-person instructional time. ...  Read More
by DAN Team
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Injuries due to exposure - Hypothermia
June 11th, 2018
The opportunity to enjoy the scenic splendor of the great outdoors is one of the major attractions of traveling. But with enjoyment of the out-of-doors comes a risk of injury due to exposure....  Read More
by DAN Team
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To lie or not to lie?
May 22nd, 2018
The medical statement is a set of unified standards evolved from the need for minimum health standards prior to initiating dive training. Over the decades, fitness protocols for recreational divers ha...  Read More
by DAN Team

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 2021
 April
Aqua Pool Noodle ExercisesUnderwater Photographer and DAN Member Madelein Wolfaardt10 Simple Things You Can Do to Improve Your Underwater PhotographyCOVID-19 and Diving: March 2021 UpdateDiver Return After COVID-19 Infection (DRACO): A Longitudinal AssessmentGuidelines for Lifelong Medical Fitness to DiveExperienceFitness Myth or Fitness Fact?The Safety of Sports for Athletes With Implantable Cardioverter-DefibrillatorsCardiovascular Fitness and DivingHypertensionPatent Foramen Ovale (PFO)Headaches and DivingMiddle-Ear Barotrauma (MEBT)O’Neill Grading SystemMask Squeeze (Facial Barotrauma)Sinus BarotraumaInner-Ear Barotrauma (IEBT)Middle-Ear EqualisationAlternobaric VertigoDecompression IllnessOn-Site Neurological ExaminationTreating Decompression Sickness (The Bends)Top 5 Factors That Increase Your Risk of the BendsHow to Avoid Rapid Ascents and Arterial Gas EmbolismUnintended Rapid Ascent Due to Uncontrolled InflationUnexpected Weight LossFlying After DivingWisdom Tooth Extraction and DivingYour Lungs and DivingScuba Diving and DiabetesDiving after COVID-19: What We Know TodaySwimmer’s Ear (Otitis Externa)Motion SicknessFitness for DivingDiving After Bariatric SurgeryWhen to Consult a Health-Care Provider Before Engaging in Physical ActivitiesFinding Your FitnessHealth Concerns for Divers Over 50Risk Factors For Heart DiseaseJuggling Physical Exercise and DivingSeasickness Prevention and TreatmentMember to Member: Guidelines for SeniorsHigh-Pressure OphthalmologyOver-the-Counter Medications
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