Persistent rise in body temperature even above 40°C, increased heart rate, muscle cramps or weakness… In hot weather, these symptoms may be symptoms of heat stroke. Recently, high temperatures have continued in many parts of the country, and many people have been diagnosed with heat stroke in Zhejiang, Chongqing and other places. What is heat stroke? How to prevent? The National Health Commission and relevant experts interpret this.
The authoritative answer released by the National Health and Medical Commission on the 15th pointed out that heat stroke is the most serious case of high temperature-related emergencies, that is, severe heat stroke, which is due to the imbalance of the body’s regulatory function after exposure to high temperature and high humidity. Heat production is greater than heat dissipation, resulting in a rapid increase in core temperature, exceeding 40 °C, a serious and fatal disease accompanied by skin burning, disturbance of consciousness (such as delirium, convulsions, coma) and multiple organ dysfunction. It is the most serious type of heat stroke. occurs with a high mortality rate.
On July 14, Shanghai Yuyuan Mall launched a spray device to prevent heatstroke and cool down. On the same day, the Shanghai Central Meteorological Observatory issued the third high temperature red warning signal this year, with the highest temperature exceeding 40 degrees Celsius. Photo by Xinhua News Agency reporter Liu Ying
The answer points out that common symptoms of heat stroke include elevated body temperature, central nervous system symptoms, headache, nausea, and redness of the skin. , increased skin temperature, shortness of breath, increased heart rate, muscle cramps or weakness. The core body temperature of the patients is mostly above 40°C.
Zhu Huadong, director of the emergency department of Peking Union Medical College Hospital, said that for heat stroke, early prevention is the key.
How to prevent heat stroke? Zhu Huadong said that if there are aura symptoms such as dizziness, fatigue, trance, severe thirst and excessive sweating in a high temperature environment, you should move to a cool environment as soon as possible and drink more salty beverages or water, so as to avoid the development of heat. Shot disease.
The National Health and Medical Commission advises that you should seek medical attention in time if your body temperature continues to rise or even exceed 40°C, headache, muscle spasms, shallow breathing, nausea, etc.; if you find coma, extreme weakness, confusion, Patients with delirium, epilepsy, etc. should immediately go to the doctor or dial 120 for assistance.
What weather is likely to cause heat stroke? Zhu Huadong suggested that heat stroke often occurs in high temperature and high humidity weather, because in high temperature conditions, the main way to dissipate heat is sweating and water evaporation, but in high humidity conditions, the heat is often too late to dissipate.
On July 14th, at the site of the first project of civil construction of Linjian Expressway, the staff cheered for the construction personnel. Tremella soup to cool off the heat. Photo by Xinhua News Agency reporter Huang Zongzhi
“We must pay attention to the weather forecast and avoid outdoor activities in high temperature and high humidity weather. For people with special types of work, we must take protective measures , as long as you feel unwell, go to a cool place to rest as soon as possible.” Zhu Huadong reminded. (Reporters Xu Penghang and Dong Ruifeng)