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Would-be dads take note. Lifestyle choices from smoking to exercise to wearing tight underpants lead to subtle changes in your sperm that may affect the health and behaviour of your children.
“What a man does throughout his life has an impact on his sperm,” says Kenneth Aston at the University of Utah. “Those changes may confer risk to offspring.”
The focus is usually on mothers when it comes to smoking, but a father’s behaviour also affects his children’s health. One way this can happen is by pregnant women and …