May 31 is World No Tobacco Day. Anytime is a good time to quit smoking but if you're looking for extra motivation why not resolve to give up the bad habit on May 31 which the WHO has declared as World No Tobacco Day? And going cold turkey isn't the only option. Here are five methods to keep in mind for those hoping to become ex-smokers this year: - Nicotine patches applied to the skin provide a continuous source of the drug and are available in different doses so smokers can dial back their intake progressively. There is also the option of