Men who smoke before children are conceived could affect semen quality of adult sons

New European research has found that fathers who smoke before their children are conceived or born could be affecting the semen quality of their future sons. Carried out by researchers at Bispebjerg Frederiksberg Hospital in Denmark, the new study was a follow-up analysis of 778 young men all 19 years of age who had been born to mothers registered in the Danish National Birth Cohort between 1996 and 2002. The researchers collected information on the parents' smoking status based on a maternal report made around gestational week 16. The men's semen was assessed according to criteria set by the World Health Organization which includes sperm concentration, total sperm count, mo...

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