Mixed‐gas Saturation Diving

The sections in this article are: 1 Rationale 2 High Pressure Nervous Syndrome 2.1 Signs and Symptoms 2.2 Prevention of HPNS 2.3 Mechanisms of HPNS 3 Thermoregulatory Function 3.1 Physical Characteristics of Helium Environment 3.2 Comfortable Temperature 3.3 Convective Heat Loss 3.4 Radiation 3.5 Evaporation 3.6 Respiratory Heat Loss 3.7 Possible Metabolic Effects 3.8 Physical Activity 3.9 Specific Technical Problems 4 Work Capacity 5 Cardiopulmonary Functions 5.1 Respiratory Functions 5.2 Cardiovascular Functions 6 Body Fluid Balance 6.1 Physical Characteristics of the Environment Which Affect Body Fluid Balance 6.2 Characteristics of Hyperbaric Diuresis 6.3 Mechanisms of Hyperbaric Diuresis 6.4 Effects of Immersion 7 Conclusions