When Charla and Bob Boyl tried to have a second child, they were shocked to discover they had a fertility problem. The Boyls have plenty of company; at least one in twelve couples of childbearing age experience secondary infertility. They have one child, maybe more, then find that after a year or more of trying, they have been unable to conceive or carry another pregnancy to term.

For the rest of my article, which ran on the PAIL site today, click here.