Category
page 1Underwater diving hazards
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panic
thumb|Illustration in Charles Darwin's [[The Expression of the Emotions in Man and Animals]]
motion sickness
condition in which a disagreement exists between visually perceived movement and the vestibular system's sense of movement
nitrogen narcosis
reversible narcotic effects of respiratory nitrogen at elevated partial pressures
overconfidence effect
bias in which a person's subjective confidence in their judgements is reliably greater than the objective accuracy of those judgements
decompression
procedures used by underwater divers to safely manage the decrease in pressure experienced during ascent
uncontrolled decompression
unplanned rapid drop in the pressure of a sealed system
high pressure neurological syndrome
neurological and physiological disorder experienced by divers