文档介绍：吸烟有害健康三( 2)班 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 吸烟有害健康 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 黑色的叫烟焦油,抽烟时间长了很容易变成“焦油肺”。常年抽烟的话,彻底清除焦油是不可能的。 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 中国目前吸烟危害的严重程度如何? 我国是世界上最大的烟草生产国和消费国,吸烟对人民群众健康的影响尤为严重。据调查,我国吸烟人群逾 3亿,另有约亿不吸烟人群遭受二手烟的危害;每年因吸烟相关疾病所致死亡人数超过 100 万,如对吸烟流行状况不加以控制,至 2050 年每年死亡人数将突破 300 万,成为人民群众生命健康与社会经济发展所不堪承受之重。 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 关于“低焦油卷烟”及“中草药卷烟”不存在无害的烟草制品,只要吸烟即有害健康。有充分证据说明,相比于吸普通卷烟,吸“低焦油卷烟”并不会降低吸烟带来的危害。“中草药卷烟”与普通卷烟一样会对健康造成危害。烟草业设计和推出“低焦油”、“低危害”卷烟,并加入中草药等添加物的目的在于提高卷烟的吸引力,从而诱导吸烟或削弱吸烟者戒烟的意愿:( 1)有戒烟意愿的吸烟者可能因认为吸“新型卷烟”的健康风险降低而继续吸烟; (2)已戒烟的吸烟者可能因认为吸“新型卷烟”的健康风险降低而重新开始吸烟;( 3)不吸烟者,尤其是青少年,可能因认为“新型卷烟”安全无害而开始吸烟。对此,人们必须有正确的认识。 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 吸烟可以导致哪些恶性肿瘤? 烟草烟雾中含有 69 种已知的致癌物,这些致癌物会引发机体内关键基因突变,正常生长控制机制