People usually try to get out of extreme heat or cold before they begin to feel ill. However, some people do not or cannot. Athletes and those who work outdoors often keep working even after they begin to feel ill.
People living in buildings with poor ventilation, poor insulation, or poor heating or cooling systems are at increased risk of heat-related illnesses or cold-related emergencies. Often they might not even recognize that they are in danger of becoming ill.
People usually try to get out of extreme heat or cold before they
begin to feel ill. However, some people do not or cannot. Athletes
and those who work outdoors often keep working even after they
begin to feel ill. People living in buildings...
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American Red Cross answered:People usually try to get out of extreme heat or cold before they begin to feel ill. However, some people do not or cannot. Athletes and those who work outdoors often keep working even after they begin to feel ill.