In 2002, French diver Audrey Mestre died when she ran out of oxygen too far from the surface.
Those who take up the sport often find it addictive and many now compete in freedive competitions held at various sites around the world. The whole process goes against all human instinct which might be why some find freediving totally addictive. The abdominal muscles and chest severely contract and then relax.
A 'lung squeeze' can be dangerous as the lungs start to fi