Man at High Altitudes

Physiological Responses to Cold Environments

Adaptation to Cold Environments

Thermoregulation

Thermoregulation

Thermoregulation

Skin layer heat losses

Wind Chill Science

Pathologic Effects of Excessive Heat Loss

Physiological Response to Cold Stress

Heat Generation

Insulation

Slide 13

Slide 14

Supplemental Oxygen

Oxygen in the body

Physiological Adaptions to Hypoxia

Oxygen Saturation

Haemoconcentration

Other physiological changes

VO2

VO2

Problems at High Altitude

Athletic Use of Hypoxia