DIVE SAFETY ARTICLES

Collection by DAN Southern Africa

19 
Pins
 • 
361 
Followers
DAN Southern Africa
10 Tips For Easy Equalising.  Divers who experience difficulty equalizing may find it helpful to master several techniques. Many are difficult until practiced repeatedly, but this is one scuba skill you can practice anywhere. Try practicing in front of a mirror so you can watch your throat muscles. Photo by Seth Doyle on Unsplash

10 Tips For Easy Equalising. Divers who experience difficulty equalizing may find it helpful to master several techniques. Many are difficult until practiced repeatedly, but this is one scuba skill you can practice anywhere. Try practicing in front of a mirror so you can watch your throat muscles. Photo by Seth Doyle on Unsplash

[DIVE SAFETY]  Fortunately,ear injuries are preventable. Your middle ears are dead air spaces, connected to the outer world only by the Eustachian tubes running to the back of your throat. If you fail to increase the pressure in your middle ears to match the pressure in your outer and inner ears, the result is painful middle ear barotrauma, the most common pressure-related ear injury.

[DIVE SAFETY] Fortunately,ear injuries are preventable. Your middle ears are dead air spaces, connected to the outer world only by the Eustachian tubes running to the back of your throat. If you fail to increase the pressure in your middle ears to match the pressure in your outer and inner ears, the result is painful middle ear barotrauma, the most common pressure-related ear injury.

[Diver Health] Middle ear equalization is a basic, required diver skill that enables the equalization of the pressure in the sinuses and middle ear spaces with ambient pressure.

[Diver Health] Middle ear equalization is a basic, required diver skill that enables the equalization of the pressure in the sinuses and middle ear spaces with ambient pressure.

Guidelines for Diabetes and Recreational diving.

Guidelines for Diabetes and Recreational diving.

Injuries due to exposure - Hypothermia | DAN Southern Africa

Injuries due to exposure - Hypothermia

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.

Injuries due to exposure - Altitude sickness | DAN Southern Africa

Injuries due to exposure - Altitude sickness

Traveling to high altitudes exposes travelers to increasingly rarefied air and progressively decreasing amounts of oxygen, resulting in declining levels of oxygen in the blood and thus impaired physical and mental performance.

The Silent killer: Carbon Monoxide | DAN Southern Africa

The Silent killer: Carbon Monoxide

Hazard identification and risk assessment (HIRA), a programme based on general safety principles and adapted to suit the situations to which it is applied, is a tool that can empower dive businesses and professionals to assess, acknowledge and then address their approaches to their risks

Cannabis & Diving | DAN Southern Africa

Cannabis & Diving

Cannabis/ marijuana has been known to man for thousands of years. It is believed to have originated in central Asia some 12,000 years ago and that it was widely used by Neolithic times for its protein-rich seeds, oils and fibers. [1] Some of the earliest reports of its use date back to approximately 4000 BC, when it was actively farmed and considered one of the “five grains” in China.[2]Likewise,...

Your DAN Safety Stop 2019 Q1 | DAN Southern Africa

Your DAN Safety Stop 2019 Q1

Welcome to the quarterly DAN Safety Stop newsletter! Enjoy catching up on all the activities of the DAN team!

Five lessons for Cold-water Diving | DAN Southern Africa

Five lessons for Cold-water Diving

Staying dry and layering with proper undergarments — along with the layer of air between the suit and your body — provide warmth. Consider these five lessons to prepare yourself for this interesting and challenging way to dive.

Dry suits and skin Bends | DAN Southern Africa

Dry suits and skin Bends

Cutaneous DCS typically presents as a blotchy, bruise-like rash generally appearing in areas of the body with the most adipose tissue (body fat), such as the abdomen, thighs, buttocks and breasts. The condition usually responds well to surface-level oxygen therapy.

DAN e-Learning programs | DAN Southern Africa

DAN e-Learning programs

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.

How the dive Reflex protects the brain and heart | DAN Southern Africa

How the dive Reflex protects the brain and heart

Simply being immersed in water creates a hydrostatic pressure effect on the body that essentially squeezes some of the blood from our extremities back toward our heart. The vagus nerve also causes certain blood vessels to constrict.

Scuba Diving and Life Expectancy | DAN Southern Africa

Scuba Diving and Life Expectancy

Diving burns more calories than many people think. It is a very gentle form of exercise, but it is exercise nonetheless. When divers breathe air or nitrox at depth, reactive oxygen species are produced. Otherwise known as free radicals, these molecules have been found to be negatively associated with diseases and aging.

The Nitrogen Saturation Myth | DAN Southern Africa

The Nitrogen Saturation Myth

Efforts to determine the origin of this misunderstanding have thus far proven unsuccessful. Similarly, there are reports of chamber operators actually propagating this myth by offering routine “nitrogen desaturation treatments” – for a price, of course.