The world’s oldest new dad, who, at the reported age of 96, just fathered a baby boy in India, says he’s done having kids. But if he wanted to break his record again in a couple years, would biology allow it?
Though sperm production does usually keep up until a man’s dying day, it’s a misconception that “biological clocks” are only of concern to women.
The effects of aging on fertility have been studied far less in men than in women, but research shows that both volume and quality of semen generally fall off as a man gets older.
A 2004 study published in the American Journal of Obstetrics and Gynecology found that, among a sample of couples using in vitro fertilization, every additional year of a man’s age corresponded to an 11-percent increase in the odds that a couple would not achieve a pregnancy. Read full article.