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  3. Protecting the heart, warding off cancer, easing the pain of arthritis -- the list of Vitamin E’s possible benefits keeps gettin

Protecting the heart, warding off cancer, easing the pain of arthritis -- the list of Vitamin E’s possible benefits keeps gettin

admin2011-04-26  31
问题     Protecting the heart, warding off cancer, easing the pain of arthritis -- the list of Vitamin E’s possible benefits keeps getting longer. Now, because of two new studies, some researchers say the nutrient is so critical for older people that everyone over 65 should consider taking a daily supplement.
    The latest finding comes from nutrition and immunology respected: Vitamin E boosts the immune system in older people. In an eight-month study of 88 seniors, the scientists found that those taking at least 200 international units of Vitamin E daily had stronger immune responses than those taking little or none. Alzheimer’s disease. Researchers tracked 341 moderately senile patients. Those who popped 2,000 IU of Vitamin E took seven months longer to reach an advanced stage of the disease.
    Rangit Kumar Chandra, a Vitamin E researcher at Memorial University of Newfoundland, Canada, says more studies are needed to learn who can benefit most and at what dose. Vitamin E thins the blood, so high doses can cause bleeding in people who also take blood thinning drags, even aspirin. Individuals with serious conditions should consult their doctors. But most people over 65, Chandra says, can take up to 200 IU with no side effects and great benefits.
The best title for the passage is ______.
选项 A、Vitamin E Scores for Old People
B、Vitamin E Fights Cancer
C、You Need Vitamin E
D、How to Keep Healthy
答案A
解析 本题为主旨题。综观全文，作者讨论的是维生素E对老年人的作用，所以A是正确答案。
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