The placenta is 15mm away from the cervical opening at 26 weeks of pregnancy, it is possible to grow up in the late stage, it is recommended to closely observe the symptoms in the late stage. The position of the placenta will extend upward with the growth of the fetus, pregnant women do not need to worry too much, it is recommended to follow the doctor’s requirements for regular ultrasound to review the position of the placenta, to observe the development of the fetus and the placenta, and if there is bleeding go to the hospital in time to be examined, so as to avoid delaying the condition of the pregnant woman and the fetus’s life. This situation belongs to placenta hypoplasia, it is recommended that pregnant women pay attention to rest, avoid exertion, not to have sex, strenuous movements may affect the placenta and fetus, and even symptoms of preterm abortion and premature labor. Pregnant women should maintain a happy mood during pregnancy, don’t worry too much, eat a light diet, strengthen nutrition, eat more fresh vegetables and fruits, eat more high-protein foods, such as eggs, milk, lean meat, etc., avoid exertion, appropriate exercise, regular work and rest, don’t stay up too late, and go to the hospital regularly for maternity checkups, and listen to the doctor’s advice.