If you are working outdoors, you need to go indoors to a cooler environment as soon as possible. If you are sweating more, you can drink saline or sugar-saline water to expand the circulating blood volume, and you can also eat food to relieve heatstroke, such as watermelon, ice-cream, and mung bean soup, etc. You can also take a warm bath to cool down your body as soon as possible. You can also take a warm bath to cool down as soon as possible, if nausea, vomiting and other symptoms of heatstroke need to rest, give patchouli and other traditional Chinese medicines to relieve heatstroke, continue to observe to see if there is any improvement, to take the above measures after the symptoms will be improved. If there is no improvement or the symptoms further aggravate, go to the hospital for examination and treatment. If the dizziness is caused by heat and cold, you need to monitor the body temperature, and if the body temperature is too high, you can be given symptomatic antipyretic drugs. If the symptoms continue to be unrelieved, it is necessary to go to a specialized hospital for examination and early treatment measures.