Once thought to be solely a woman’s concern, new research shows that men also have biological clocks, meaning that the longer they wait to have a baby, the more problems they may ultimately face.
In this video, Chicago’s NBC Channel 5 explores the possible problems men may encounter when waiting to start a family. A man’s sperm changes as they age—in fact, men begin to lose one percent of their testosterone level every year starting in their 30s. This can lead to DNA disruptions that may cause genetic problems in their offspring, including an increased risk of Down’s syndrome, autism, and schizophrenia. Learn more in this full news interview.