At around week 16, an unborn baby’s aural structures are quite well developed. He or she should be able to detect some noise, though it will be restricted to the inner noises of mom’s body. By week 24, he or she will be able to hear noises outside the womb, and may respond to mom or dads voice.

A woman who was at a healthy weight before becoming pregnant will on average gain 25-35 pounds. This can be calculated of gaining 1-5 pounds during the first twelve weeks and a subsequent pound per week for the remainder of the pregnancy.

A woman’s past use of conceptive measures, such as an IUD, has no impact upon their current pregnancy. The only way an IUD can cause a miscarriage is if a woman conceives while they are still using an IUD.

The risks of miscarriage will begin to rise from around mid thirties, and at mid forties the risk of a miscarriage is at around 60 percent.

While the follicle is developing, the cells around the egg produce the female hormone-estrogen. Each month oestrogen causes the lining of the uterus to grow and prepares the lining of the uterus (womb) to receive the fertilized egg.

Cervical caps/covers are 84-91% effective at preventing pregnancy for women who have never given birth. They are only 68-74% effective for women who have given birth.