DIR is a holistic approach to your diving mentality, diving fitness level, gear configuration, and right attitude. DIR promotes a certain physical and mental readiness to dive by having the right attitude and fitness level to dive safely. DIR focuses on a buddy team approach, which provides redundancy for the most important piece of dive [...]

by Tim Peever
Some Physiological Factors and Possible Controls of Oxygen Toxicity
Oxygen Toxicity manifests itself in two ways, pulmonary oxygen toxicity and central nervous system (CNS) oxygen toxicity. Of these, CNS oxygen toxicity is the most serious concern to scuba divers.
Pulmonary oxygen toxicity involves attack on the gas transfer membranes in the lungs by oxygen [...]

by David Miner

Stress is a medical term for a wide range of strong external stimuli, both physiological and psychological, which can cause a physiological response called the general adaptation syndrome, first described in 1936 by Hans Selye in the journal Nature. As we all know, stress surfaces in our everyday lives and can affect everyone [...]

A deep look at new species!
by Richard L. Pyle
I awoke in my London hotel room sticky with sweat; the mid-July heat mitigated only by an oscillating fan. I pushed aside the mosquito netting that surrounded my bed and glanced outside the window to get a sense for the weather. We had been up late the [...]

by David Miner
Standard drift diving is a specialized form of boat diving allowing you to drift with the underwater currents during your entire dive. The boat is never anchored or moored and follows the group of divers the entire time. The different types of drift diving are: float drift and live boat drift. Float drift [...]

by David Miner

Diving nitrox has become much more the “norm” today as compared to ten years ago when nitrox was still highly questioned as being a safe breathing medium within the sport diving community. Today, all of the major training agencies offer nitrox training and many dive shops now have the ability to mix and [...]

by Ron Carlo
Good question. Or maybe this should be titled “Just What IS Technical Diving?” That’s what I’m going to discuss. Here’s what I’m going to touch on in hopes you’ll come away with a desire to pursue this exciting side of diving:
1. What technical diving is
2. What technical diving encompasses
3. Some equipment needs
4. Training [...]

by Pete Nawrocky
Many of today’s divers are engaged in “technical” diving. Simply stated, “any dive in which a diver cannot surface immediately and directly to the surface, is performing a tech dive.” However, most of the time “tech” diving is looked upon as dives requiring gas mixtures other than air or dives that require decompression [...]

Things to consider before going tech!
by David Miner
The last article discussed the different types of technical diving, the training involved, and the benefits of technical dive training. This month, we’re going to talk about the types of equipment needed for technical diving, some of the costs associated with technical diving, and the risks involved with [...]

Things to consider before going tech!
by David Miner
Technical diving is a rapidly growing type of diving. Over the last 10 or so years, technical diving has become more mainstream, training agencies have implemented multiple technical certifications, and the diving community has accepted it as an important, safe, and fun type of diving. Today, equipment manufacturers, [...]