Shortly after surfacing from the dive, your buddy experiences numbness and tingling in his limbs — a classic neurological symptom of decompression sickness. What you do next could make the difference between a close call and permanent injury.
Technical divers regularly push beyond the limits of recreational diving, so we prepare for emergencies with contingencies neatly checked off like a detailed shopping list. Learn more about how DAN handled an incident.
Dive operators and conservation groups are at odds over how to protect Florida’s endangered manatees.
Mandy-Rae Cruickshank is an international freediving champion — and a DAN member. Read more about Cruickshank and why she loves DAN.
Small critters can be hard to spot and photograph — but when you slow down your speed, you can see just about anything. Here are some best tips on locating cryptic critters.
A strong core is critical for all aspects of life — including scuba diving. A strong core improves balance and stability. Read more about core importance and glean some great ab exercises.
San Clemente Island, Calif., is owned and operated by the U.S. Navy but surrounding waters are open to divers. Learn more about diving San Clemente Island.
Closed-circuit rebreathers provide a different way to dive — where the rebreather’s primary jobs are to remove carbon dioxide and replenish oxygen. Read more about closed-circuit rebreathers.
Emergency ascents are used to avoid any adverse events during a dive. Divers are trained in standard emergency ascent procedures, but these skills must be routinely practiced. Read more.
Drysuits offer a range of thermal protections that go far beyond wetsuits. They are an indispensable tool for divers, but do require additional trainings. Read more about drysuits.