Sports Med Environmental Concerns

Hyperthermia

An exceptional rise in body temperature

Heat Cramps

involuntary muscle contractions caused by dehydration and loss of sodium due to sweating

Heat Syncope

brief period of fainting and dizziness that occurs during exposure to high temps

Heat Exhaustion

prolonged exercise/exposure in a hot, humid environment to the point of severe dehydration

Heat Stroke

dangerously high body temp that is caused by the hypothalamus shutting down

Body can reduce temperatures in 3 ways

Evaporation, Conduction, Convection

Hyponatemia

dangerously low blood sodium level that causes intracellular swelling

Frostnip

caused from exposure to cold for a prolonged period

Frostbite

Causes body part to freeze

Hypothermia

First sign/symptoms occur when body temp lowers to 95 degrees

Gold Standard

wet bulb globe temperature index

WGBT

measure of heat stress in direct sunlight