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Published online 20 June 2006 | Nature | doi:10.1038/news060619-3

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Modern lifestyles are bad for fertility

Stress, dieting and exercise can dent women's reproductive capacity.

A combination of stress, dieting and exercise can dramatically affect female fertility, research on monkeys suggests. Although stress is known to reduce fertility, researchers now warn that if a woman is also dieting and exercising, the effect could be many times greater.

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