Men, too, need to think about their ‘biological clock’ when planning kids

(Tom Hale/ IFL Science) — When people talk about having a child slightly later in life, the emphasis is often put on women and their so-called “ticking biological clock.” However, new research has shown that men who delay starting a family can also experience fertility problems and run the risk of harming their kids’ health.

The new study, published in the journal Maturitas and led by Rutgers University, reviewed 40 years of research looking at pregnancies involving older men and noted a higher risk of premature birth, stillbirth, low birth weight, newborn seizures, and birth defects, such as congenital heart disease and cleft palate.

As these children got older, they also had a higher risk of childhood cancers, mental health problems, cognitive disorders, and autism.

There is no clear definition of exactly when in life “advanced paternal age” begins, although most of the studies analyzed suggest it starts sometime between 35 and 45 years of age. (…)

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