When a life is about to be conceived or has been conceived, parents-to-be will start a lot of nutritional and intellectual reserves for the baby-to-be. Unbeknownst to you, most of your efforts have the suspicion of uprooting the seedling, the baby does not necessarily “appreciate”, so you must first understand how the baby grows up before implementation, Dr. Xia maternal and fetal classroom to provide you with a series of eugenic knowledge during pregnancy, including development, nutrition, prevention of diseases, fetal education during pregnancy, and so on, I hope your efforts will be more targeted. Month 0: Fertilized egg formation and implantation. Month 1: The brain, eyes, mouth, inner ear, digestive system, hands and feet begin to develop, and the heart begins to beat. Second month: The baby’s face, elbows, knees, fingers and toes begin to take shape and the bones begin to strengthen. Third month: By the third month, the fetus can kick, make a fist, turn its head, squint and furrow its forehead. Teeth, lips and genitals begin to develop and the fetus is about 7 centimeters long and weighs about 28 grams. Month 4: The baby’s hair, eyebrows, eyelashes, fingernails and toenails begin to grow, as do the vocal cords and taste buds. The fetus is about 18 centimeters long and weighs about 113 grams. Fifth month: Fetal movements become stronger and stronger, the fetus grows hair, sucks its thumb, and the organs of the body grow. The fetus is about 25 centimeters long and weighs about 224 to 500 grams. Sixth month: The fetus is able to open and close its eyes and hear sounds from inside the mother’s body. Handprints and footprints are also formed. The fetus is about 29 to 35 centimeters long and weighs about 560 to 680 grams. Seventh month: The fetus has reddish, slightly wrinkled skin, weighs twice as much as in the previous month, weighs about 1.2 to 1.3 kilograms, and is about 35 to 42 centimeters long. Eighth month: The fetus is growing, its bones are stronger and it can hear sounds from outside the mother’s body. The fetus is about 42 to 46 centimeters long and weighs about 2 to 2.7 kilograms. Ninth month: The fetus has reached the completion stage of its development and its skin has become soft and smooth.