Infertility is not being able to conceive after a year of
trying. This means having regular, unprotected sex. About one-
third of cases are caused by male factors. An equal number are
caused by female factors. In the remaining cases, the cause is
unknown or is due to problems with both partners. Successful
conception involves many steps: - An egg is released from the
woman's ovaries (ovulation). - The egg travels to the fallopian
tubes. Here the man's sperm can fertilize it. - If the egg is
fertilized (conception), it moves down the fallopian tubes to
the uterus. - It implants itself into the wall of the uterus. It
then begins its 40 weeks of fetal growth. Most cases of
infertility are due to problems with ovulation or problems with
fallopian tubes. Problems with Ovulation If the egg is not
released from the follicle in the ovary, you will not be able to
conceive. Up to 40% of cases are due to this. Some factors that
can cause problems are: Problems with Fallopian Tubes If the
fallopian tubes are damaged or bl