AGE AND PREGNANCY

Men have a biological clock too. Here's what's more likely when dads are over 50

A study of the effect of male age on time to pregnancy showed women with male partners aged 45 or older were almost five times more likely to take more than a year to conceive compared to those with partners aged 25 or under. More than three quarters (76.8 per cent) of men under the age of 25 years impregnated their female partners within six months, compared with just over half (52.9 per cent) of men over the age of 45.