People usually get heatstroke at 33 degrees Celsius and above.
When the temperature is 32℃ and the humidity is below 60%, it belongs to the adaptation stage of human body to high temperature. At 35℃, the humidity is higher than 60%, which is the critical point of heatstroke. Once the temperature exceeds 37℃ and the humidity exceeds 80%, it is easy to get heatstroke.
The Notice on Doing a Good Job in Summer Heatstroke Prevention and Cooling issued by the General Office of the State Administration of Work Safety requires that the occurrence of high-temperature heatstroke among workers be minimized.
The notice stressed that workers working in hot weather should organize occupational health examination before the arrival of hot weather, and workers suffering from heart, lung, cerebrovascular diseases, tuberculosis, central nervous system diseases and other physical conditions that are not suitable for high-temperature working environment should be adjusted in time.
The notice also stressed that pregnant female workers and underage workers should not be arranged to engage in open-air operations in high-temperature weather above 35 C or work in high-temperature workplaces above 33 C.
According to the national "Measures for the Management of Heatstroke Prevention and Cooling", if the daily maximum temperature reaches above 40℃, outdoor work should be stopped on that day.
When the daily maximum temperature reaches 37℃ or more and 40℃ or less, the employer shall not arrange outdoor work for workers for more than 6 hours, and the continuous working time shall not exceed the national regulations, and outdoor work shall not be arranged within 3 hours of the maximum temperature period.
Extended data:
Methods to prevent heatstroke
1, at noon in summer, when the sun is shining, people are most likely to be tired and sleepy in hot summer. Not only should we have a good sleep and rest at night, but we should also take a nap properly, which can not only avoid the high temperature, but also nourish the spirit and relax the brain and body system, which is not only beneficial to work and study, but also a good measure to prevent heatstroke.
2. In hot summer, no matter how much exercise, you should replenish water in time; Never wait for thirst before drinking water, because thirst means lack of water. For workers exposed to the scorching sun, due to a lot of sweating, salt and minerals can be supplemented by drinking salty boiled water or sports drinks containing trace elements such as potassium and magnesium.
3. In order to prevent heatstroke in summer, at the same time, we should pay attention to diet, eat more light food, eat less high-oil and high-fat food, and minimize the calorie intake of human body. Nutritional foods in summer should be high in calories, protein and vitamins A, B 1, B2 and C. You can eat more food such as tomato soup, mung bean soup, soybean milk and sour plum soup.
4, high temperature and summer heat, try to stay at home to avoid going out, and cool down at home through air conditioners and electric fans. If the temperature reaches above 35 degrees Celsius, the electric fan can no longer help to adjust the thermal balance of the human body. You can take a cold bath or turn on the air conditioner to cool the human body by physical means.
5. Walking in the scorching sun from 10 to 16 in summer, the possibility of heatstroke is 10 times higher than usual. Therefore, summer travel should try to avoid the time around noon, outdoor activities should be carried out in the shade as far as possible, and heatstroke prevention drugs, such as Ren Dan and cool oil, should be carried. If you have symptoms of heatstroke, you can take heatstroke drugs in time to relieve the condition.
Go out in high temperature and do a good job of sun protection. Awning and sun hat are the first choice. Exposure to the sun is often the most prone to heatstroke. In addition to sun protection, we should also keep good radiation. Don't wear a sunscreen and a mask because you are afraid of tanning. It depends on whether you can bear it. Once your body temperature is too high, you should take them off to avoid heatstroke.
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