Many people find low placenta position during ultrasound examination thinking it is placenta praevia and are very worried, in fact, no diagnosis is made before 28 weeks. 1, in early pregnancy check placenta low, covered in the cervical opening do not need to worry, just regular follow-up, during the period of attention not to have intercourse, so as not to stimulate cause bleeding, resulting in miscarriage. 2.In the middle of pregnancy, the placenta is low, part of it can grow up, but a small part of it will develop into low-set placenta or placenta praevia. It is impossible to intervene during this period of pregnancy, that is, pay attention not to exercise strenuously, do not lift heavy objects, eat more vegetables and fruits, and reduce the occurrence of constipation. 3. After 28 weeks of pregnancy, check that the placenta reaches the cervical os in the lower part of the uterus to make sure it is placenta praevia, pay attention to the possibility of painless vaginal bleeding at any time, once it occurs, go to the hospital for inpatient treatment in time. Absolute bed rest is needed, and try to keep under doctor’s guidance until after 34 weeks to reduce the occurrence of neonatal complications. After understanding the low position of placenta, it is not abnormal to have another examination before the middle of pregnancy to find out the low placenta, so there is no need to panic and be nervous, just have regular obstetric examination. Pay attention to reasonable diet and appropriate activities to help fetal growth and development.