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Of all the spectacular advances in medicine, science, and technology that have occurred during the past blow, the ones that have had the most profound impact on our lives be those that have increased human sprightliness span. In 1900, the estimable sustenance expectancy for an American citizen was 47 years of age. Today, as we approach the dawn of a new century, the average emotional state span has increased by more than 50% to 76 years. The fastest growing segment of the U.S. population consists of men and women fair-haired(a) 65 and obsoleteer, a group referred to by gerontologists as the obsolete old. The number of octogenarians among us continues to grow, and rough scientists say that humans may routinely achieve a disembodied spirit span of some 115 years; still new(prenominal)s contend that biological engineering science will crane our disembodied spirit span to 150 years. A few scientists insist that humans could live to be as old as 400 years! The increa se in life span that we have experienced during this century is in the first place due to improved sanitation, the elimination of some(prenominal) a(prenominal) lethal childhood diseases through vaccinations, and other medical advances much(prenominal) as the information of antibiotics. R be today, death from contagious disease during childbirth was a principal cause of mortality among women at the turn of the century.

Thanks to penicillin and its oddity drug offspring, bacterial infections such as pneumonia and strep are no longer life threatening. Members of the medical establishment promptly acknowle dge that although we have managed to extend ! the length of life, in many cases we have done teentsy to improve the quality of life. A recent editorial in a medical magazine publisher lamented the fact that the proportion of active life to disabled or functionally compromised life has not increased and may really have diminish during the last quarter of a century (Patient Care, February, 1994). In other words, people may be musical accompaniment longer, simply theyre not living better. Despite the increase in life span, the perception of aging as a dismay downward...If you desire to get a full essay, order it on our website: OrderCustomPaper.com

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