It is estimated around one in ten women suffers postnatal depression, even if they have never had mental health problems. Without treatment the condition can last for months。

　　据估计，约十分之一的女性会患产后抑郁症，即使她们之前没有心理健康方面的问题。如果不进行治疗，这种状况会持续数月之久。

　　Although most women have a few days of 'baby blues' shortly after birth, postnatal depression can kick in up to six months later。

　　尽管大部分女性在产后的几天可能会出现心情低落的状况，但真正的产后抑郁症可能会在六个月后发生。

　　Dr Paulson said paternal depression was serious because it can have 'substantial emotional, behavioural and developmental effects on children'。

　　保尔森博士说，男性的产后抑郁应引起重视，因为爸爸的情绪会“对孩子的情绪、行为和发育会产生重要影响”。

　　The study was reported in the Journal of the American Medical Association。

　　该研究在《美国医学会》杂志上发表。