HEATSTROKE / SUN STROKE This is not necessarily the result of exposure to the sun. It is caused by exposure to an environment in which the body can no longer rid itself of excess heat. As a result, the body soon reaches a point where the heat-regulating mechanism breaks down completely and the internal temperature rises rapidly. SYMPTOMS Hot , dry skin which maybe red or bluish, severe headache, visual disturbances, rapid temperature rise,
The v ictim s h o u ld b e r e m v d fro m o e t h e h e a t i mm d i a t e l y e and c o o le d r a p id ly , u s u a lly by wra p p i n g i n c o o l , we t s h e e t s .
Acclimatization: Acclimatize workers to heat by giving them short exposures, followed by gradually longer periods of work in the hot environment. Mechanical Cooling: Forced ventilation and spot cooling by mechanical means (fans, blowers) are helpful in cooling. Using power tools rather than manual labour keeps the body cooler. Rehydration: W o r k e r s should be advised to drink water beyond the point of thirst (every 15 to 20 minutes) . High-carbohydrate diet tends to increase fluid absorption and caffinated beverages like coffee tend to increase Safety & Fire Department
For more detailed information on Heat Stress, please refer to the proceeding pages.
HEAT STRESS IN THE WORKPLACE
Heat stress includes a series of conditions where the body is under stress from overheating. It can include heat cramps, heat exhaustion, heat rash or heat stroke. Each produces bodily symptoms that can range from profuse sweating to dizziness to cessation of sweating and collapse. Heat stress can be caused by high temperatures, heavy work loads, the type of clothing being worn, etc. It is important to know the signs of heat stress and the proper first aid to treat it. (See Common Forms of Heat Stress and recommended first aid on page 4). The signs of heat stress are often overlooked by the victim. The employee may at first be...