| A new Japanese study shows that women who spend a lot of time exercising or eat a heart-healthy diet appear to reach menopause earlier, Reuters reported. |
日本一项最新研究显示，花大量时间做运动以及在饮食上注意心脏健康的女性绝经期会来得比较早。 |
| Doing so means women have less exposure to high estrogen levels, said Dr. JoAnn E. Manson, president of the North American Menopause Society. The hormone promotes breast tumors, and that may explain why early menopause is tied to a lower risk of breast cancer. |
北美更年期学会主席乔安•曼森博士向路透社表示，这两种做法均会使她们体内的雌激素含量降低，而雌激素会促进乳腺肿瘤的发展。这也许就能解释为什么绝经早会使患乳腺癌的风险降低。 |
| On the other hand, early menopause has also been linked to increased risks of heart disease and bone thinning. |
而另一方面，绝经较早会也导致心脏病及骨质疏松的发病率上升。 |
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Menopause usually begins between ages 41 and 55.
(China.org.cn October 22, 2011) |
一般情况下，女性在41到55岁期间绝经。 |
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