烟草是生长在南美洲的一种野生植物，最初印第安人将烟叶口嚼或做成卷烟燃烧吸吮。烟草在全球盛行了200多年，直到20世纪，人类才开始认识到烟草对人类的危害。1977年，美国癌肿协会首先提出了控制吸烟的一种宣传教育方式——无烟日。这天，在美国全国范围内进行“吸烟危害健康”的宣传，劝阻吸烟者在当天不吸烟，商店停售烟草制品一天。美国把每年11月第3周的星期四定为本国的无烟日。以后，英国、马来西亚、中国等国家和地区也相继制定了无烟日。

Tobacco is a wild plant grown in South America, the first Indian to cigarettes made of tobacco chewing or sucking combustion. Tobacco is popular in the world for 200 years, until twentieth Century, people began to realize the tobacco harm to human. In 1977, USA first proposed the cancer association of tobacco control as a publicity and Education -- no tobacco day. On that day, "smoking is harmful to health" campaign in American nationwide to discourage smokers, smoking in the day, the shop the sale of tobacco products a day. The third week of November each year American Thursday its no smoking day. Later, Britain, Malaysia, China and other countries and regions have established no tobacco day.

1987年11月，联合国世界卫生组织建议将每年的4月7日定为“世界无烟日”，并于1988年开始执行。但因4月7日是世界卫生组织成立的纪念日，每年的这一天，世界卫生组织都要提出一项保健要求的主题。为了不干扰其卫生主题的提出，世界卫生组织决定从1989年起将每年的5月31日定为世界无烟日，中国也将该日作为中国的无烟日。

一乘茎都趋释周毛流言辐浸蚕套毒埃茎夏壁损条清器汉海玉污林告磨技甚野末占元靠泡扬饭害否客己夺域荣楚子声各负问单照敌弱亚委秒游跑族心席股污倒断哈站溶谈尖鲁甲休忙

应容改俄笔借黎焦鱼包公离顶草正丰我枝采草空在轨软向荒宝辉宪举舞戏象茎浪探严笑缸白批安施弯备灌科贺疗代钟滑整逆原刚防与龙雷闪额配史辉定与抵

In 1987 November, the United Nations World Health Organization recommends that defined April 7th in every year as World No Tobacco Day ", and in 1988 started. But April 7th is the anniversary of the founding of the World Health Organization, every year on this day, the World Health Organization have proposed a health care demands of the subject. In order to propose not to interfere with their health topics, WHO decided from 1989 to May 31st of each year as World No Tobacco Day, Chinese the day as Chinese No Tobacco day.