A baby at 26 weeks of pregnancy is humanoid in the womb, weighs around 900 grams and has a biparietal diameter of 6.1 to 7.4 centimeters. At 26 weeks of pregnancy, the baby’s head to hip distance is 23 centimeters, the diameter of the biparietal diameter is between 6.1 and 7.4 centimeters, the length of the femur is between 4.3 and 5.1 centimeters, and the weight reaches about 900 grams. At 26 weeks’ gestation, the baby’s hearing system in both ears has been gradually completed, and the baby is becoming more and more sensitive to external sounds. At this time, certain fetal education can be carried out, and the fetus is moving actively. By the 26th week of pregnancy, the baby increases in height and weight growth is relatively fast, pregnant women need to consume more than 500 calories per day than before pregnancy to supply the growth and development of the baby, it is recommended to eat more milk, eggs, fish, meat and other protein-rich foods, and at the same time, pay attention to replenish a variety of minerals and vitamins. Mothers need to do regular maternity checkups, and if any problems are found, the necessary disposal measures should be taken in accordance with the doctor’s advice.