in the last 20 years. Almost 27,000 babies were born to mothers over 40 last year. But doctors wrote the report to make sure women are aware of the lifecycle of their fertility. Doctors say that the most 'secure' age for childbearing remains 20 to 35. Women

If you want to know how to get pregnant you need to know all about your menstrual cycle. The menstrual cycle is the time between the first day of one period and the first day of the next one. The usual length of the cycle is 28 days, though this can

disappear from the ovaries accelerates after 37 years of age, so fertility levels fall even further. Even with IVF, most centres have reported pregnancy rates falling significantly in women over 35.Miscarriage The risk of miscarriage increases with age