Men who delay starting a family have a ticking "biological clock" -- just like women -- that may affect the health of their partners and children. Children were found to have an increased likelihood of childhood cancers, psychiatric and cognitive disorders, and autism.

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Men who delay starting a family have a ticking "biological clock" -- just like women -- that may affect the health of their partners and children. Children were found to have an increased likelihood of childhood cancers, psychiatric and cognitive disorders, and autism.