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Provides resources on frostbite and frostnip, including signs and symptoms, causes, prevention and treatment.
Frostbite results from the body's survival mechanisms kicking in during extremely cold weather. The body moves to protect the vital inner organs, which it does by cutting back on circulation to your extremities: fingers, toes, ears and nose. If these parts are exposed to the cold and receive less warming blood flow, they eventually freeze.
Source: HealthyOntario.com
Explores the difference between frostnip and frostbite, lists ways to prevent the occurrence of either, and offers advice on treatment. Stresses the extra vulnerability of children and suggests ways to keep them warm. Explains the importance of knowing what the wind chill factor is on a winter day.
Source: Canadian Health Network
Cooling of body parts may result in various cold injuries - nonfreezing injuries, freezing injuries - and hypothermia which is the most serious. Nonfreezing cold injuries include chilblain, immersion foot and trenchfoot. Frostnip and frostbite are freezing injuries.
Source: Canadian Centre for Occupational Health and Safety
This page describes the various types of injuries that can be caused by wind chill. It is part of Environment Canada's fact sheet on wind chill.
Source: Environment Canada
Check the wind chill before you go outdoors in the winter, and make sure you are well prepared for the weather. Even moderate wind chill values can be dangerous if you are outside for long periods.
Source: Environment Canada
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