The only way to prevent pregnancy without contraception is by abstaining from sexual intercourse. Unfortunately there is no way to prevent pregnancy from occurring with 100% accuracy unless you use contraception every time you have intercourse.
Unless they break during intercourse.
You can have intercourse through the entire pregnancy unless you have a risky pregnancy and the doctor say otherwise.
no, get a proper contraception
During sexual intercourse usually.
during ovluation.
Ask doctors, personal physician.
If your already pregnant and have sexual intercourse during anytime of your pregnancy you can not get pregnant.
I do not know if it is "safer" but it is all good to have intercourse during pregnancy. In fact a womans libido usually increases during pregnancy (which I am sure your husband will find to be a nice change!) . Also, orgasms release a hormone that can actually help headaches and fatigue so go for it!
Yes it does.
You can't control this during sexual intercourse.
Pre-ejaculate.
you should always check with your doctor first, but as long as it is a healthy & normal pregnancy and there is no discomfort it should be ok.