Passage 1 Obesity in the Western World Para. 1: Obesity is rapidly becoming a new problem of the Western world, delegates agreed at the 11th European Conference on the issue in Vienna Wednesday to Saturday. According to statements before the opening of the conference of ——2,000 specialists from more than 50 countries—— 1.2 billion people worldwide are overweight, and 250 million are obese. Para. 2: Professor Bernhard Ludvik of Vienna General Hospital said: obesity is a chronic illness. In Germany, 20 percent of the people are already affected, but in Japan only one Percent.” But he said that there was hope for sufferers thanks to the new scientific discoveries and medication. Para. 3: Professor Friedrich Heterotypic of Salzburg said: “We are living in the new age (but) with the metabolism of a stone-age man.” “I have just been to the United States. It is really terrible. A pizza shop is springing up on every corner. We have been overrun by fast food an Coca-Cola-ization.” Para. 4: Many of the experts stressed that obesity was a potential killer. Heterotypic said:“ Eighty percent of all disable are obese, also fifty percent of all patients with high blood pressure and fifty percent with adipose (脂肪的) tissue complaints." "Ten percent more weight means thirteen percent more risk of heart disease . Reducing one’s weight by ten percent leads to thirteen percent lower blood pressure" Para. 5: Another expert Hermann Toplak said that the state health services should improve their financing of preventive programs.“Though the health insurance pays for surgery (such as reducing the size of the stomach) when the body-mass index is more than 40. That is equivalent to a weight of 116 kilograms for a height of l.70 meters. One should start earlier. " Para. 6: Ludvik said that prevention should begin in school. "Child obesity (fat deposits) correlates (与...有关） with the time which children spend in front of TV sets.”The consequences were only apparent later on. No more than fifteen percent of obese people lived to the average life expectancy for their population group.1. Which of the following is true about obesity in Paragraph 2?

A. people in Japan needn't worry about obesity
B. 20% of the people in the world are overweight
C. Obesity should be cured with new medication
D. Obesity is a disease that lasts for a long time