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妊娠早期应节制性生活一般认为在孕后12周以前应节制性生活,目的是防止流产。因为此时期胚胎犹如一棵小幼苗,胎盘尚未长成,胚胎在子宫附着的“基础”很不牢固。夫妻间进行性生活时,可引起子宫收缩,流产便易于发生。孕妇如有过流产史或发生先兆流产的,更应禁止房事。妊娠中期切勿纵欲经研
It should be noted that in the first trimester of pregnancy, it is generally assumed that the controlled life should be controlled 12 weeks before the pregnancy to prevent miscarriage. Because this period of embryos is like a young seedling, the placenta has not yet grown, the embryo in the womb attached “foundation ” is not strong. Sexual intercourse between husband and wife, can cause uterine contraction, abortion is easy to happen. If pregnant women have history of abortion or threatened abortion, should be banned. Do not indulge in the second trimester of pregnancy by research