For pregnant mothers, the Chinese Nutrition Society recommends drinking at least 1700-1900ml of water per day during pregnancy, and the actual amount of water needed is about 2500ml per day, part of which is obtained from food. Water is an important component of the body and has a physiological regulating function, which can even lead to death if dehydration is severe. Water also has the role of regulating body temperature, pregnant mothers generally have a higher basal metabolic rate, many pregnant mothers are also more prone to sweating, so the correct way to drink water should be a small number of times a day to replenish, do not wait until thirsty time to drink a lot of water at once. Do not drink a lot of water before meals, it will affect the digestion and absorption of food. Some pregnant mothers think that drinking water and drinking drinks is the same thing, this concept is not correct, drinks contain more additives, sugar content is also very high, long-term drinking drinks can easily lead to the occurrence of obesity during pregnancy. Therefore, it is recommended that mothers who love to drink should quit this habit during pregnancy and drink plain water.