As important as it is to know your own dive equipment, you must familiarize yourself with your buddy's too—here's why.
Safety & Health
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Eighteen dives into a liveaboard trip, an equipment malfunction pushes a diver 90 feet to the surface in about 15 seconds—a rate of about 6 feet per second.
ASK DAN: What should I do before and after diving to avoid accidents?
The excitement of a new experience causes a missed predive safety check, triggering an emergency at the start of a night dive.
A diver’s buoyancy is dynamic, constantly altered by pressure as the diver ascends and descends.
A new diver commits a cardinal sin: ignoring ear pain during descent. Divers should equalize early and often and never brush off ear pain.
Just as you must equalize the pressure in your sinuses and middle ears, you must also equalize the pressure in your mask as you descend.
Diving with asthma has its own risks, but it’s not impossible. Speak with a dive doctor and consider these tips.