Sperm from a single donor in Europe has reportedly been used to conceive at least 67 pregnancies, although the donor carried a rare cancer-causing mutation. The donor’s mutation has been linked to ...

Some men are having vast numbers of children through sperm donation. This week the BBC reported on a man whose sperm contained a genetic mutation that dramatically raises the risk of cancer for some ...

When the woman's phone began to ring one morning in June, she did not know that the news she would receive would hurtle her and her teenage daughter into a "tunnel" of medical appointments, tests — ...