The 26th week of pregnancy belongs to the middle stage of pregnancy, at this time the pregnant woman’s stomach grows fast. Fetal growth and development is faster at 26 weeks of pregnancy, the fetal bones grow faster, nerve function is gradually perfected, the development of other organs is basically complete, fetal subcutaneous fat begins to be deposited, the amount of amniotic fluid is also gradually growing, so the pregnant woman’s stomach grows faster. Usually after 36 weeks, the growth rate of the belly will slow down. Since the fetus needs a lot of nutrients during the growth period, pregnant women should pay attention to the daily intake of sufficient nutrients to meet the needs of fetal growth and development, and pay attention to maintain a happy mood, moderate exercise, in order to facilitate the health of the fetus. If pregnant women experience abdominal pain during this period, it is recommended that they consult a doctor in a timely manner and under the guidance of the doctor, complete the relevant examinations to determine the cause of the disease and target treatment.