Pregnancy Fertility One in ten couples are childless. The causes of infertility are: 35% are due to male fertility problems 35% are due to female fertility problems 30% are due to both male and female fertility problems Pregnancy fertility is not an issue for 9 out of 10 couples who become pregnant within a year of trying, the other 10% of couples are those that may have some fertility issues. Despite lots of research into …
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