下面来看看两个朋友在讨论关于食品与癌症food and cancer的对话

There is a strong link between food and cancer.

Vitamins can reduce a person's chance of developing cancer.

How can vitamins and minerals work this wonder?

It is reported that there is a strong link between food and cancer. and Vitamins can reduce a person's chance of developing cancer.

That's right.

How can vitamins and minerals work this wonder?

Certain forms of vitamins and minerals are believed to prevent damage to cells cost by cancer causing subsistence.

Hennry and Jack are talking about the research on food and cancer.

It is reported that there is a strong link between what a person eats and cancer. and that vitamins could reduce a person's chance of developing cancer.

Yes, I've heard a little about the report, too. would you tell me more about it?

About 30,000 people between the ages of 40 to 69 took part in the study. they were from northern central part of China.

Why were these people chosen?

Because people there have an extremely high rate of cancer of stomach and the zoophagous.

How was the study conducted?

Researchers divided those into eight groups. seven of the groups received different mixures of vitamins and minerals nearly for five years.

Then what was the result?

Certain forms of vitamins and minerals are believe to prevent damage to cells cost by cancer causing subsistences. Researchers reported a 13 percent drop in cancer rates in those who took carotene, vitamin E and selenium. They also found a 10 percent drop in the number of death cost by strokes from bursting blood vessuls.

It's so incredible that vitamins and the minerals can work this wonder. Then from now on, I will eat more foods rich in necessary vatimin and the minerals.