职称英语卫生类完形填空考试辅导(编辑修改稿)内容摘要:

with a period of rest. But not so with those _of middle age and beyond. For them moderation is of vital importance. Just how much exercise a person of a given age can safely take is question hard _to answer. Individual variability is too great to permit of generalization. A game of tennis may be perfectly safe for one person of forty but folly for another. The sage limit for exercise depends on the condition of the heart, the condition of the muscles, the type of exercise, and the regularity with which it is taken. Two general suggestions, however, will serve as sound advice for anyone. The first is that the condition of the heart and general health should be determined periodically by careful, thorough physical examinations. The other is that exercise should be kept below the point of physical exhaustion. What type of exercise one should choose _depens upon one’s physical condition. Young people can safely enjoy vigorous petitive sports, but most older persons do better to limit themselves to less strenuous activities. Walking, swimming, skating are among the sports that one can enjoy and safely participate in throughout life. Regularity is important if one is to get the most enjoyment and benefit out of exercise. *8 Food Safety and Foodborne Illness (新增) Food safety is an increasingly important public health issue. Governments all over world are intensifying their efforts to improve food safety. These efforts are in response to _an increasing number of food safety problems and rising consumer concerns. Foodborne illnesses are defined as diseases, usually either infectious or toxic in nature, caused by agents that enter the body through the ingestion of food. Every person is at risk of foodborne illness. Foodborne diseases are a widespread and growing public health problem, both in developed and developing countries. The global incidence of foodborne disease is difficult to estimate, but it has been reported that in 20xx_ alone 8 million people died from diarrhoeal diseases. A great proportion of these cases can be attributed to contamination of food and drinking water. Additionally, diarrhoea is a major cause of malnutrition in infants and young children. Industrialized countries, the percentage of the population suffering from foodborne diseases each year has been reported to be 10 up to 30%. In the United States of America (USA), for example, around 76 million cases of foodborne diseases, resulting in 325,000 hospitalizations and 5,000 deaths, are estimated to occur each year. While less well documented, developing countries bear the brunt of the problem due to the presence of a wide range of foodborne diseases, including those caused by parasites. The high prevalence of diarrhoeal diseases in many developing countries suggests major underlying food safety problems. In parternership with other stakeholders, WHO is developing policies that will further promote the safety of food. These policies cover the entire food chain from production to consumption and will make use of different types of expertise. *9 Many Women Who Beat Cancer Don39。 t Change Habits Many women who battle breast cancer will tell you it39。 s a lifechanging experience. However, a new study shows that for many women, the changes aren39。 t always positive or permanent. Beth Snoke has watched her mother and both grandmothers battle and survive breast cancer So when she was diagnosed, there was no doubt in her mind what she had to do. I do exactly what the doctors say as far as the medicine that I39。 m on, as far as the vitamins, the diet, and the fitness. And I can39。 t stress enough how important that is, says Beth Snoke. But a surprising new study shows that no every woman who beats breast cancer is getting that message. In fact, nearly 40% bf them say even after surviving breast cancer, they haven39。 t made significant changes in the way they eat or how much they exercise. Not all survivors are taking advantage of this teachable moment and making positive health changes in their life, says Electra Paskett, PhD, at Ohio State University39。 s Comprehensive Cancer Center. Paskett says diet and exercise have been proven to not only help women feel better during and after treatment, they may also play a role in preventing some cancers from ing back. Despite growing evidence, some women just aren39。 t listening. Colon cancer survivors who exercise have actually been shown to have improved survival rates. So, yes, it is true that perhaps by making some of these healthy choices we can actually increase their health, says Paskett. As a breast cancer survivor herself , Paskett knows first hand how much difference diet and exercise can make The challenge, she says, is to get more survivors to be more like Beth, during and after treatment. Experts say exercising more and eating a healthier diet can also cut down on stress and help women overe depression. There are more than 2 million breast cancer survivors living in the . Of those, nearly a million have yet to change their diet or exercise routines. *10 Hospital Mistreatment According to a study, most medical interns report experiencing mistreatment, including humiliation by senior doctors, being threatened, or physical abuse in their first year out of medical school. The findings e from analysis of the responses to a 13page survey mailed in January 1991 to 1, 733 secondyear residents. The survey and analysis appear in the April 15th issue of the Journal of the American Medical Association. Overall, out of the 1,277 residents who pleted surveys, 1,185 said that they had experienced at least one incident of mistreatment in their intern year. In addition to reporting incidents where they were abused, more than 45% of the residents said th。
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