The weather is cold and hot, “three high” people beware of stroke As the temperature decreases, the number of stroke patients in hospitals in Shenzhen has increased significantly. Experts reminded, after entering the winter, “three high” people should be screened at the hospital as soon as possible, so as not to induce a stroke. The second people’s hospital of the city, Ren Lijie, deputy director of the Department of Neurology, “the weather is hot and cold, resulting in cerebral vasoconstriction, easily induced by blood vessel burst, inducing stroke and other diseases. Ren Lijie reminded the elderly not to rush to get up in cold weather and not to go out too early. In addition, the “three high” people are very easy to “hit”, it is recommended that such people as soon as possible to the hospital screening.