Tobacco is one of the five most addictive substances in the world. No wonder, there are so many people around the globe who use tobacco in various forms. Nicotine, the chemical in tobacco leaves soon takes its toll by causing various health complications, sometimes fatal too. Apart from affecting health, unabated tobacco use can cripple a country’s economy and cause a dent to its productivity. Today, on World No Tobacco Day, read more to know how tobacco harms an individual and a society and what steps countries around the world have taken to curb this menace.