Freediving Explained is the world's largest and most comprehensive FREE online freediving manual. Here you will find everything you want to know about freediving, from explanations about the various pieces of equipment used in freediving, freediving physiology and philosophy and breathholding techniques to various freediving training methods.

If you don’t have easy access to deep water, then dynamic apnea is one of the best ways to train for both freediving and spearfishing. You can work on fitness and technique in a very safe and controlled environment, and because conditions are always the same, it’s easy to keep track of your progress. Even if your focus is on deep diving, you still pick up a lot of relevant information from experimenting with swimming speeds, breathe-ups and finning techniques. It’s also a competitive discipline in its own right, and there some essential aspects to consider if you want to take it further than simple off-season fitness training and work on increasing your distances.