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Ophthalmologic surgery is a surgical procedure performed on the eye or any part of the eye.
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Refractive eye surgeries are medical procedures used to correct such refractive errors as myopia , hyperopia , and presbyopia . The three most widely utilized refractive surgeries approved by the U.S. Food and Drug Administration (FDA) are photore...
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Smoking is the inhalation of the smoke of burning tobacco encased in cigarettes, pipes, and cigars. Casual smoking is the act of smoking only occasionally, usually in a social situation or to relieve stress . A smoking habit is a physical addictio...
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Question: What are the negative effects of smoking? Answer: Smokers have an increased risk of the following: Lung cancer; Lung disease; Heart attack; Heart disease; Hypertension; Stroke; Oral cancer; Bladder cancer; Pancreatic cancer; Cervical can...
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Use of cigarettes and other tobacco products to engage in a habit that almost always leads to addiction. Every day 3,000 young people light up their first cigarette; every year a million teenagers become regular smokers. Adolescent smoking has ris...
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Smoking is the inhalation of the smoke of burning tobacco encased in cigarettes, pipes, and cigars. Casual smoking is the act of smoking only occasionally, usually in a social situation or to relieve stress . A smoking habit is a physical addictio...
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Smoking is the inhalation of the smoke of burning tobacco that is used mostly in three forms: cigarettes, pipes, and cigars.
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Smoking is an important and preventable cause of death and illness. However, as more money has been spent on smoking cessation programs, the incidence of cigarette smoking has risen. In 2002, 48 percent of men and 12 percent of women in the world ...
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Starting at what is commonly called middle age, operations of the human body begin to be more vulnerable to daily wear and tear; there is a general decline in physical, and possibly mental, functioning. In the Western countries, the length of life...
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Aging is the process of growing older, a process that includes physical changes and, sometimes, mental changes. "The aged" refers to elderly people, those who have reached an advanced age.
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Starting at what is commonly called middle age, operations of the human body become more vulnerable to daily wear and tear. There is a general decline in physical, and possibly mental, functioning. In the Western countries, the length of life ofte...
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This term is used by demographers when referring to an increase over time in the proportion of older persons in the population. It does not necessarily imply an increase in life expectancy, that "people are living longer that they used to," or tha...
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