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美国公共卫生专家布莱斯劳从60年代开始,对7000名成年人的生活习惯作了跟踪调查研究,结果发现这些人中有7种不良生活习惯,使人
Since the 1960s, Blayslaw, an American public health expert, has conducted a follow-up study of the lifestyle habits of 7,000 adults and found that among these people, there are 7 kinds of bad habits that make people