It's a pigment in red plant foods that researchers believe can prevent illness.

这是一种在食品中被发现的，红色的植物色素。研究人员认为，番茄红素可以预防疾病。

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"In order to prevent illness, it's important to wash your hands frequently," Cass says.

“为了预防疾病，经常洗手是重要的，”Cass说。

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Eat fresh fruits, vegetables, low-fat dairy products, cereal, grains, and protein to help prevent illness.

食用水果，蔬菜，低脂奶类产品，粗粮，谷物，蛋白质来预防疾病。

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"I go to the gym," (No Transcripts) Michael Reagan says that while following a healthy diet, reading and learning new skills can help sharpen one's memory and possibly prevent or slow the advance of the illness, the most effective way to fight Alzheimer's is to volunteer and support funding for current research.

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But it didn't prevent illness completely, said Nicole Guiso of the Pasteur Institute, one of the researchers.

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Nowhere in the medical world is healthy tissue removed from infants to prevent illness of such low prevalence.

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But even if it doesn't prevent illness in a particular person, the vaccine still can mitigate some of the symptoms.

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