The Health Protection Center of the Department of Health today (July 10th) reminded citizens, especially those engaged in outdoor activities, that due to the scorching weather, appropriate measures should be taken to prevent heatstroke and sunburn. A spokesperson for the Center for Health Protection said, "When engaging in outdoor activities, one should bring and replenish a large amount of water to prevent dehydration." The spokesperson explained, "When engaging in physically demanding outdoor activities, one should avoid drinking beverages containing caffeine, such as coffee and tea, as well as alcoholic beverages, to avoid increasing the rate of water loss through the urinary system." The spokesperson added, "Infants and young children, the elderly, pregnant women, long-term illnesses such as heart disease or hypertension, outdoor/manual workers, and overweight individuals are all more prone to heatstroke, and they should pay special attention." Citizens should take the following preventive measures: wear light colored, loose, and refreshing clothing, reduce heat absorption, facilitate sweating and heat dissipation. "; Avoid strenuous exercise, long-distance hiking or hiking activities, as high temperatures, sweating, and fatigue can increase the body's workload; Outdoor activities are best scheduled in the morning or later in the afternoon; Windows should be opened as much as possible indoors, and fans or air conditioning should be used to keep it cool and ventilated; Should not be left in parked cars; And try to schedule work during cooler times as much as possible. If it is necessary to work in a hot environment, try to add shade at the workplace as much as possible. After starting work, gradually adjust the work pace and rest in a shaded area to restore physical strength. Citizens should also pay attention to the latest and predicted UV index published by the Hong Kong Observatory. When the UV index is high (6 or above): reduce direct sunlight exposure to the skin or eyes; Wearing loose fitting clothing with long sleeves; Wearing a wide brimmed hat or holding an umbrella; Choose a shaded area or wear sunglasses that can block ultraviolet rays; Apply broad-spectrum sunscreen with a minimum sun protection factor of 15, preferably higher. Staying in the sunlight for more than every two hours, or swimming, sweating, or wiping behind with a towel, reapply sunscreen; When using insect repellents containing mosquito repellents to prevent mosquito borne diseases, sunscreen should be applied first, and then insect repellents should be applied. If symptoms such as dizziness, headache, nausea, shortness of breath, and confusion occur, immediate rest and seek medical attention should be sought. Citizens can obtain more information through the following channels: the Health Education hotline of the Department of Health (2833 0111), the heatstroke page, and the UV page; The Observatory called to inquire about the weather (1878 200), the latest weather reports and forecasts, UV index, hiking and mountain climbing weather information; When a hot weather warning for workers is in effect, a press release on measures to prevent heatstroke will be issued to employees and their employers working outdoors. (Lai Xin She)