Science forums matt and monica have been trying to get pregnant for two years. no wonder it is so difficult! they just found out that the average couple is fertile for only about each month.

They just found out that the average couple is fertile for only about 6-7 days each month.
For some women, it is really easy to get pregnant, whereas others may have to try many times until they can have a baby. This is related to many things, such as whether the couple is having relations when the woman is ovulating, and such.