Studies suggest as women ages, the genetic quality of the egg declines. The impairment of DNA repair mechanism in egg causes miscarriages and failed implantation in IVF. The chromosomal abnormalities in the egg also increase the risk of chromosomal conditions in babies such as Down’s syndrome. Find out more about Female age and fertility.
There are several screening tests available to identify the chromosomal conditions including Downs ‘syndrome in the first trimester.