Is it safe to do sex during the first three months?

Generally, yes.: As long as you are comfortable, it is generally safe to have sex throughout the entire pregnancy! you would not want to have sex after your water breaks at the end of your pregnancy - because of infection risk. You will want to ask your doctor about sex during pregnancy if you have bleeding, if you have had frequent miscarriages, or have an "incompetent cervix, " or a placenta previa. Lgromkomd.