Scientists have managed to create basic sperm cells out of female embryonic stem cells. This means that in the future two women may be able to have their own biological children, without the need for a man!The researchers from the University

cells, which can be grown into eggs. The controversial research challenges the theory that women are born with all the eggs they will ever have. It is early days yet but the discovery could help female infertility and lead to investigations

of cases is it an instance of female infertility, with nearly another third of cases due to male-related issues such as low sperm count. Then there is another group again which are simply 'unexplained'.Useful contactsInfertility Network UKTel: 08701 188088

used eggs from young and old mice in their study.They found that as a female gets older, the levels of cohesin, a crucial protein that helps prepare eggs for fertilisation, declines sharply.This decline increases the risk that an egg will end up

Fertility experts at Sheffield University have developed a kit which can measure how many eggs a woman has in her ovaries and then forecast how fertile she is likely to be two years later. It is expected to be welcomed by women who are concerned

A poll in the Guardian suggests that over half of the young male and female adult population think it is more important in their life to enjoy themselves than to have a baby. 64 per cent of the men asked said they thought it was more important for a

raise women’s prospects of conceiving, reports The Telegraph.Nitrogen dioxide, a chemical released by the burning of fossil fuels, has been found to have damaging effects on the female reproductive system. It can lead to complications that stop the egg

of ovulation might be a good idea if you want to try for a boy, because they won't survive as long as the female sperm, but they might get to the egg first.The X factor – the female chromosomeSperm containing the X chromosome are larger and survive for longer

unable to reach threshold levels of oestrogen to trigger ovulationProblems with fertilisation/viable eggs and sperm:Low sperm count – If a man’s sperm ducts are blocked, resulting in a low or zero sperm count, an operation will be necessary to try

high sperm count or active sperm mean good fertility.In natural conception, the female egg selects the high quality sperm and blocks others from attaching. In IVF there is often limited sperm available and clinicians have been unable to tell if they