Male fertility can be hit by a lack of sleep...and by too much! Study finds having less than six and more than nine hours reduces a man's chance of getting a woman pregnant
Not getting enough sleep can reduce a man's fertility, researchers said yesterday.
Getting less than six hours of sleep a night reduces a man's chances of getting a woman pregnant by 43 per cent, they found.
However the Boston University study of 695 couples also found that getting too much sleep was almost as bad for fertility – more than nine hours a night reduces chances of having a baby by 42 per cent.
The study looked at men aged 21 or older and women aged between 21 and 45 who were undergoing IVF treatment.
The researchers assessed how much sleep the men got and checked every eight... read more
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