Whether 1 month pregnant will gain weight needs to be combined with the pregnant woman’s body to determine the situation, may gain weight, there may be no obvious changes, may also appear to become thin. 1, weight gain: some pregnant women early pregnancy reaction is not obvious, appetite is better, the amount of food will increase, while the fetus in this period of time on the nutritional needs of the lesser amount of nutrients, most of the nutrients consumed will be absorbed by the mother itself, so the pregnant woman’s body weight will increase, the appearance of the Body fat performance; 2, no change in weight or a slight decline: pregnant women early pregnancy reaction is obvious, there will be nausea, vomiting, bloating, fatigue, drowsiness and other discomforts, sensitive to odors, such as beef and lamb, pre-pregnancy can be consumed normally, but at this time will feel a strange taste; or appetite loss, eating relatively less, some pregnant women may appear just eat in the vomit, so not only did the pregnancy did not gain weight, but also will be So not only do you not gain weight during pregnancy, but you will find that your weight is getting lighter. Early pregnancy is recommended to eat a light diet, avoid eating cold, spicy, fried foods, so as not to aggravate the burden on the gastrointestinal tract, so that the early pregnancy reaction aggravated, such as cigarettes, alcohol and caffeine-containing foods to avoid reintroduction.