1. Egg Production a woman is above 35 years old then there are chances for ovulation problems. Which are causes to stop egg production and eventually it causes infertility? So this is the major cause of infertility When you try IVF to overcome infertility the first step is to boost your egg production through superovulation. superovulation is the process of stimulating your hormones to produce more than one egg, in which this case you will have more chances to fertilization on the treatment 2. Retrieving the eggs Using transvaginal ultrasonography all eggs will be retrieved from the ovarian follicles. Egg retrieving is a surgical process which is done by an embryologist 3. Collecting sperm from your partner or a donor Sperm will collect from your partner or donor if you chose to use donor sperm. The healthiest sperm are collected through some test 4. Unite sperm and eggs Uniting the sperm and eggs is the healthiest sperm an