Low lying placenta means that the edge of the placenta is very near to the opening of the uterus
. Any kind of stress
, pain, heavy lifting, travel may cause the placenta to separate and bleeding to occur. Hence the bed rest
advice. The effects on your baby can be fatal if the placenta separates and you start bleeding, as the pregnancy
advances repeated ultrasounds will be needed to check if the placenta still remains low lying, its best to be cautious with regard to office and should depend on your doctor's advice.You should take as much rest as possible. if you have a sitting job then maybe you can ask your doctor about that.