Factors Leading to Heat Stress
High temperature and humidity; direct sun or heat; limited air movement; Physical exertion; poor physical condition; some medicines.
Symptoms of Heat Exhaustion
Headaches, dizziness, lightheadedness or fainting.
Weakness and moist skin.
Mood changes such as irritability or confusion.
Upset stomach or vomiting
Symptoms of Heat Stroke
Dry, hot skin with no sweating.
Mental confusion or losing consciousness.
Seizures or fits.
Abnormally high body temperature.
Preventing Heat Stress
Know signs/symptoms of heat-related illnesses; monitor yourself and coworkers.
Block out direct sun or other heat sources.
Use cooling fans/air-conditioning; rest regularly.
Wear lightweight, light colored, loose-fitting clothes.
Avoid alcohol, caffeinated drinks, or heavy meals.
What to Do for Heat-Related Illness
Call 911 (or local emergency number) at once.
While waiting for help to arrive:
Move the worker to a cool, shaded area.
Loosen or remove heavy clothing.
Provide cool drinking water.
Fan and mist the person with water.
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