Tissue that's similar to the lining of the uterus can also grow in other places in the body. This can cause pain and infertility.

PCOS is a common disorder that leads to an imbalance of hormones. This can cause issues with menstruation and fertility.

Amenorrhea is the absence of menstruation, which can be defined as missing one or more menstrual periods.

The menstrual cycle is the monthly process of preparing your eggs and womb for a possible pregnancy.

Ovaries are the sexual organs (gonads) in most female bodies that produce eggs, scientifically called ‘oocytes’.

The total number of healthy eggs in your ovaries at any time is called the ovarian reserve.

Male sterilization, also known as a vasectomy, is a permanent method of contraception.

Female sterilization, also known as a tubal ligation or “getting your tubes tied”, is a permanent method of contraception.

The symptoms-based method is a fertility awareness method that uses the body’s signals to determine when you’re fertile and when you’re not.

The calendar-based method is a fertility awareness method that uses your menstrual cycle history to estimate when you'll be fertile.