Bleeding in the early days of pregnancy is common, and is unlikely to harm your baby. About one in five mums-to-be have some bleeding in the first three months of their continuing pregnancy. It usually happens at about the same time that your period would have been due, and may last for a day or two.

Pregnancy is technically only possible during the five days before ovulation through to the day of ovulation.

Since your body temperature rises after you release an egg (ovulation), if you chart your temperature, it can tell you when you’re most fertile.

Ovarian reserve testing helps determine the quality and quantity of the eggs available for ovulation. This approach often begins with hormone testing early in the menstrual cycle.

Emergency contraceptives are not as effective as birth control that's used before or during sex, like the pill or condoms. So if you are sexually active or planning to be, don't use emergency contraception as your only protection against pregnancy.

Using the cervical cap is safe, simple, and convenient. It has no effect on a woman's natural hormones, but it cannot be used during menstruation.