Though it may be referred to as the pregnancy line, its more technical label is linea nigra. Around three quarters of pregnant women will manifest a linea nigra, which is a brownish stripe that runs vertically down the stomach. There exact cause of this mark has not been ascertained, and it will typically manifest around the fifth month mark, though it can develop later.

Foetal genetical abnormalities, specifically glitches with the foetus’s chromosomes, are the cause behind 70 percent of all early pregnancy miscarriages.

Babies are born with soft heads, allowing them room for their brains to grow. If a baby lays or sleeps in one position too often, that portion of his or her head may become flat, called “flat head syndrome”. If babies are laying down most of the day, this syndrome is more likely. To avoid flat head syndrome, hold your baby for periods of time during the day, either in your arms or in a baby carrier, change their sleeping position regularly, and practice appropriate amounts of “tummy time”.

Pregnancy tests are designed to tell if your urine or blood contains a hormone called human chorionic gonadotropin (hCG). This hormone is produced right after a fertilized egg attaches to the wall of a woman's uterus.

Blockage of the fallopian tubes, often caused by pelvic inflammatory disease — an infection of the female reproductive organs can contribute to female fertility problems.

You should swallow the pill at the same time every day, whether or not you have sex. If you miss one or more pills, or start a pill pack too late, you may need to use another method of birth control, like a condom.