Our buyer's guide to underwater teachers will help you find one who's right for you. A real accident, a real rescue, some real heros, and a really close call. When he turns blue, it's probably too late. Learn to recognize your buddy's warning signs while you can still do something to help. The vast majority of divers who die while in the water do so without ditching their weights.
Proper weighting is a moving target that changes with every dive.
Find it with our exclusive buoyancy calculator. Here's how to find out. Once taboo even to talk about, today, proper deco procedures should be part of every diver's skill set. The risks of DCS, running low on air and nitrogen narcosis increase as you go deeper. That's why you need our plan.