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The Boat Left Without You: Now What?
April 25th, 2018
While being left behind by the dive boat is a rare occurrence, simply becoming separated from it is far more common. Either way, when divers are stranded at sea, the prospects can seem bleak. Even in ...  Read More
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Five pro tips for capturing better images in cold water
April 25th, 2018
All underwater photographers, at some point in their shooting life, will find themselves captivated by the unique subjects found only in temperate or cold water. Whether you're shooting the white shar...  Read More
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Cape Town Diving
April 24th, 2018
For those divers traveling to Cape Town for the Dive Festival...  Read More
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Compensation Legislation and the Recreational Diver
April 23rd, 2018
The requirements placed on dive operators to ensure that, as far as reasonably practicable, their workplace is (as the Occupational Health and Safety Act [OHSA] states)“safe and without risks to healt...  Read More
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Breath-hold diving. Part 3: The Science Bit!
April 23rd, 2018
Humans were designed to be terrestrial, air (gas) breathing organisms. Thus, the body’s anatomical structures and physiological mechanisms are well suited to this role. The aquatic or marine environme...  Read More
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Scuba Air Quality
April 20th, 2018
In this first of two parts, the rationale behind set contaminant limits for acceptable scuba air quality Is explained. Our knowledge-base on air quality for scuba diving has traditionally been driven ...  Read More
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Gordon Hiles - I am an Underwater Cameraman and Film Maker
April 16th, 2018
Underwater cameraman and film maker, Gordon Hiles tell us about his career. He is a DAN member....  Read More
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Diving and regular exercise
April 11th, 2018
Some runners run every day regardless of other activities. The first recommendation for such people is that they dive very conservatively. This advice is by itself a problem since it is difficult to q...  Read More
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Diving after Surgery
April 10th, 2018
When assessing a diver’s fitness to dive post-surgery, there are many factors to consider; this article provides some guidelines for ensuring a safe decision...  Read More
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Children and diving. The real concerns.
April 10th, 2018
When it comes to children and diving, there are many concerns to address regarding their underwatersafety and capabilities. In this article, some leading medical experts share their opinions on the su...  Read More
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Physiology of Decompresssion sickness FAQ
April 10th, 2018
DCS does not typically present with isolated swelling in a small joint such as a finger or toe. As in above-water activities, fingers are susceptible to a wide range of mechanical injuries in diving....  Read More
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Post Decompression sickness
April 9th, 2018
It is possible that residual sensitivity arising from the decompression insult is responsible for the subsequent symptoms....  Read More
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Oxygen ears FAQ
April 6th, 2018
Also known as middle-ear oxygen absorption syndrome, oxygen ear describes a gas volume imbalance in the middle ear after diving with breathing gas that has a higher oxygen fraction than air. The pheno...  Read More
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Inert gas washout FAQ
April 6th, 2018
The deeper and longer the dive, the more gas accumulates. In cases of DCS, the inert gas load exceeds the tissues’ capacity, so bubbles form....  Read More
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Dive with orbital Implant FAQ
April 6th, 2018
DAN medics and researchers answer your questions about dive medicine.I lost one of my eyes in an accident. I have an opportunity to learn how to scuba dive, but I have heard that I would not be allowe...  Read More
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Flying after pool diving FAQ
April 6th, 2018
Flying or travel to altitude after diving is a consideration for many divers...  Read More
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Diving after Bariatric surgery FAQ
April 6th, 2018
DAN offers medical information and resources to allow the individual, and their medical doctor or surgeon, to make the most informed decision about diving-safety. There are a few factors to consider w...  Read More
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Marine injuries FAQ
April 6th, 2018
Good medical practice benefits tremendously from mutual trust and good communication. Let the doctor examine you and ask questions, and trust him or her — no dive-specific medical knowledge is needed ...  Read More
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Lung squeeze while freediving FAQ
April 6th, 2018
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...  Read More
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Vasovagal Syncope unpredictable FAQ
April 6th, 2018
Vasovagal syncope are brought on by basic Valsalvamanoeuvres. These are very common in diving, as they are used to equalise pressure in the middle ear during descent to depths as shallow at 5-10 feet...  Read More
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Incident report procedure FAQ
April 6th, 2018
DAN medical information specialists and researchers answer your questions about dive medicine.I would like to report an incident for your statistical database and other uses. Do you have a standard me...  Read More
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Diving when in Remission
April 6th, 2018
It’s important that all divers be free from any distracting or disabling symptoms. Second, it is important that you and your physician confirm that you are not only in good health but also have good ...  Read More
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Diving after knee surgery FAQ
April 6th, 2018
After successful arthroscopic knee surgery the most important thing is allowing an adequate period to heal and completing rehabilitation before returning to diving....  Read More
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Nasal Decongestants FAQ
September 7th, 2017
​I'm a beginner diver, and I have difficulty equalizing my ears. I have heard that I shouldn't dive if I use nasal decongestants, but is it safe to dive if I use nasal steroids? It is very common for ...  Read More
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