Scuba quiz topic: bubbles

Decompression sickness (DCS) is caused by bubbles in the body. However, there are instances when people with bubbles may not have DCS. Information about bubbles...

Coping with currents

Diving techniques used when faced with underwater currents are presented. Underwater currents can provide a diver with a unique and enjoyable experience. A multitude of...

Advanced diving: boat etiquette

Divers should know the policies in boat diving to ensure safety and enjoyment. Knowing diving etiquette helps divers maximize their diving time and enhances...

Buoyancy Control Selection

Manufacturers and dealers build and stock a variety of BCs. The perfect one for you depends upon your basic body type and the type...

Underwater Photography: Wide angle video

Techniques for wide angle underwater photography are presented. Underwater video photography enthusiasts need to utilize supplementary wide angle lenses on their camcorders to achieve...

Advanced fishwatching: juveniles and their adult counterparts

Most fish living in shallow reefs use coloration for protection, predation and intimidation. However, such coloration changes as fish mature. Nonetheless, skin divers can distinguish between...

Heart problems that can affect your diving

Comprehensive screening is required to minimize the risk of heart problems while scuba diving. A table is presented to educate divers and future divers about heart problems...

10 great reasons live-aboards are so popular!

Live-aboard cruises are popular among diving enthusiasts because they offer diving opportunities in remote dive sites, more marine life encounters and equipment for underwater...

How to get great abs – and why you need them

Abdominal muscles can be strengthened through such exercises as crunches and trunk flexions, not through the usual sit-ups and leg lifts. Good abdominal muscles can...

Self-help techniques for divers

Self-help is another term for self-rescue. It enables divers to have a more enjoyable dive by increasing their knowledge on how to solve problems...

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Self-help techniques for divers

Self-help is another term for self-rescue. It enables divers to have a more enjoyable dive by increasing their knowledge on how to solve problems...

Smoking: oxygen starvation from within

Down deep, most smokers realize they shouldn't smoke, but they find it very difficult to quit. Many rationalize, thinking they can always quit if their smoking causes any...

Diving regulator: Seven deadly sins

A diving regulator is subjected to a wide variety of corrosive contaminants because of the harsh environment in which it must function. Salt air...

8 good reasons for getting a passport

Divers planning to explore foreign waters should consider acquiring a passport. In many countries, a valid passport and a tourist visa are mandatory requirements. Aside...

Diving with DPVs

Diver propulsion vehicles (DPVs) help scuba divers move faster and go farther. With their high fiddle factor, they keep the batteries charged and the...