Weekly First-aid Topic: Tips for preventing heatstroke in hot summer
From:Beijing Municipal Health Commission

Heatstroke occurs very often in summer. According to the symptoms of heatstroke, it can be divided into three categories, i.e. aura, mild and severe heatstroke. Aura heatstroke refers to symptoms in a high temperature environment such as fatigue, sweating, thirst, headache, dizziness, vertigo, tinnitus, nausea, chest tightness and etc. In addition to the above symptoms, person with mild heatstroke mainly shows flushing, skin burning, body temperature rising to above 38 °C, nausea, vomiting, pale complexion, increased pulse rate, decreased blood pressure, and wet and cold skin. In addition to the symptoms of mild heatstroke, severe heatstroke may show symptoms such as phlegm, abdominal pain, fever, coma, collapse or shock. Severe heatstroke may lead to death.
If there is a sign of heatstroke or symptoms of mild heatstroke, you should promptly move to a cool, ventilated place to rest, and pay close attention to changes in body temperature, pulse, respiration and blood pressure. You can drink light salt water, cold watermelon water, mung bean soup, etc. to get some water, while taking Rendan, Ten Drops or Huoxiang Zhengqi Powder and other heatstroke prevention and cooling drugs. For patients with severe heatstroke who have symptoms such as dehydration, circulatory failure, spasm, and high fever, they should be sent to the hospital for emergency treatment. The focus of treatment is to reduce body temperature, correct water and electrolyte imbalance and acidosis, and actively prevent shock and pulmonary edema.