(INDEPENDENT) — Men who watch more than 20 hours of television a week risk halving their sperm count, researchers warn.
A sedentary lifestyle can have a major impact on a man’s ability to reproduce, the research found.
And while regular, vigorous exercise was shown to boost sperm count, excessive television-watching can counteract the positive effects of physical activity.
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The study, published by the British Journal of Sports Medicine, looked at the lifestyles of 189 healthy men between the ages of 18 and 22, over a three-month period, to establish a link between environmental factors and semen quality.