And there's a lot of data now that is showing that individuals with sperm that is older, say in the 5th, 6th, 7th decades of life and beyond is more at risk of forming embryos that have chromosome abnormalities, getting exercise, eating well are things that can improve the general biology of an individual.
現在有很多數據顯示,個人的精子年齡較大,例如在生命的第五、第六、第七個十年及以後,形成有染色體異常的胚胎的風險更大,鍛鍊身體、吃好東西是可以改善個人的一般生物學狀況。