The condition of dehydration somehow seems a bit strange when you consider that we are in the sea , but it is definitely every diver’s worst and most devious enemy. Beyond the problems that are likely to occur during equalization, dehydration may also lead to hypoxia.
One of the most common questions made in seminars regarding hypoxia is whether we are able to notice any symptoms of hypoxia.
Generally speaking, the answer is no. Namely, it is impossible to determine in advance when one is likely to suffer from hypoxia, if one is likely to lose consciousness or if one’s hands and mouth will be shaking.
The most important breaths are the ones taken immediately after diving because, by definition, at the actual time the degree of oxygen concentration within the blood is at the minimum. The vast majority of hypoxic episodes are likely to arise from improper breathing that occurs immediately after a dive