0
Sunburn FAQ
June 23rd, 2017
Lately I feel like I'm getting sunburned much more easily than I used to. I am taking a new medication; is there any chance that could be the cause? Sunshine is a welcome addition to just about any ... Read More
0
Medication FAQ
June 23rd, 2017
My wife and I love to travel to exotic destinations, and my previous doctor used to give me antibiotics in case I got sick in a remote location. I have a new primary care physician who is hesitant to... Read More
3
Scuba diving & freediving on the same day FAQ
June 23rd, 2017
What is the current thinking regarding scuba diving and freediving on the same day? Shallow, low-intensity freediving before scuba diving creates only mild concern. The stress of repeated middle-ear... Read More
0
Chamber FAQ
June 23rd, 2017
Could you send me information about hyperbaric chambers in the area where I'll be diving next weekend? In general, DAN® does not provide domestic chamber information to the recreational diving publi... Read More
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Arterial Gas Embolism
June 23rd, 2017
I understand that arterial gas embolism (AGE) can manifest like a stroke, with facial droop and cognitive problems. It makes sense that bubbles in the brain could cause such serious symptoms, but I h... Read More
0
How to file a claim?
June 5th, 2017
Your how-to when filing a claim for medical expenses related to a diving injury or a travel-related medical emergency covered under DAN-SA membership benefits. DAN-SA is a public benefit organisati... Read More
0
Micronuclei FAQ
April 10th, 2017
In a recent DAN article about exercise and diving, I read the following:
Intense physical activity — generally with substantial muscular forces and joint loading (the application of forces on joints)... Read More
0
Motion Sickness FAQ
April 10th, 2017
I recently returned home from a two-week liveaboard dive trip. After experiencing some initial motion sickness while adapting to the motion of the boat, I had a wonderful trip. At the end of the trip... Read More
0
Health Concerns FAQ
April 10th, 2017
Why does it seem like the answers I read in Alert Diver are so conservative? You advise caution for medical issues I would never give a second thought to when participating in other activities such a... Read More
0
Nitrogen FAQ
April 10th, 2017
I know nitrogen is not metabolized by the body, and I've read that tech divers are facing issues with helium bends. Is the size of the molecules relevant? Helium molecules are smaller and lighter tha... Read More
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Elderly Divers FAQ
April 10th, 2017
I am 79 years old and healthy. I have not been diving in several years and would like to get back into it. Are there any recommendations, prohibitions or limitations for a diver my age? Please note ... Read More
0
Eye Surgery FAQ
April 10th, 2017
I underwent a type of eye surgery called a trabeculectomy last year, and I wonder whether this has any implications for scuba diving. Trabeculectomy, a surgical procedure commonly used to treat glau... Read More
0
Fluid in the Ear FAQ
April 10th, 2017
I've occasionally had problems clearing my ears, particularly my right ear, and I take medication for allergies and nasal congestion. A couple of months ago I got a sinus infection, and in the weeks ... Read More
0
Anticoagulant Medication FAQ
April 10th, 2017
Recently my doctor took me off warfarin and prescribed a newer anticoagulant, dabigatran. Are there any concerns regarding scuba diving while taking this medication? This is a great question and one ... Read More
0
Hydration FAQ
April 10th, 2017
If 1.5 gallons of water is considered too much to drink (From the Medical Line, Fall 2014), what is your recommendation? Would it not depend on the environment and activity? When I worked as a river ... Read More
0
Jet Lag FAQ
April 10th, 2017
My next dive trip is taking me across the world. Whenever I cross time zones, I suffer relatively severe jet lag, which affects my ability to dive safely. What might I do to minimize the effects of j... Read More
1
Hyperbaric Chamber FAQ
April 10th, 2017
I have heard that it's not uncommon for hyperbaric chambers — even ones that treat divers — to refuse to receive certain patients. Why is this? We are aware of this issue, which we recently discusse... Read More
7
COPD FAQ
April 10th, 2017
My doctor recently diagnosed me with mild COPD. Can I still dive with this condition? What are the risks? Chronic obstructive pulmonary disease (COPD), also known as chronic obstructive lung disease... Read More
0
Nitrox FAQ
April 10th, 2017
On a recent dive trip, my buddies and I dived using 30 percent nitrox. Beyond our maximum operating depth was a big turtle that my buddies wanted to photograph. They decided to take deep breaths and h... Read More
0
Diving with Cancer
April 10th, 2017
Whether experienced or newly qualified, all divers who have been diagnosed with cancer need to re-evaluate their fitness to dive.
There are more than 200 types of cancers affecting 60 different org... Read More
0
Medication & Drug Use
April 10th, 2017
Dr Cecilia Roberts delves into the ever notorious topic regarding the use of medication or drugs during diving.
We receive numerous queries via the DAN-SA hotline and portal asking whether it is sa... Read More
0
Time & Recovery
April 10th, 2017
Diver No. 1
The diver was a 45-year-old, healthy female with reasonably good physical fitness. She had been certified for five years and had done 15 dives in the previous year. She had no problems o... Read More
0
Snorkels: Pros & Cons
April 10th, 2017
The snorkel has been considered a standard piece of diving equipment for decades. It provides the simple but useful ability to swim face down on the surface without having to lift your head to breath... Read More
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A Field Guide to Minor Mishaps
April 10th, 2017
Adventurous travelers go to great lengths to prepare for serious medical emergencies, but it’s often mundane and seemingly simple problems that interrupt trips or impair our ability to enjoy them. Pr... Read More
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