Nice to see you again
Low lying placenta depending upon its position and type( 1,2,3,4,) may or may not cause any problem in pregnancy
. Low lying ,marginal ,partial or complete.Partial & Complete placenta praevia
( covering the internal os partially or completely cause more problem or LSCS is required ) Type 1 low lying may ascend after some time.
So don`t do exertional activity,avoid intercourse .Regular assessment with usg is required.
‘Hope I have answered your query, “Wish you Good Health and trouble free speedy recovery”