On the dangers of smoking Smoking is one of the most significant threats to human health.According to the World HealthOrganization, tobacco causes nearly 7 million deaths each year, of which more than 6 million occur among users and former tobacco users, and more than 890,000 among non-smokers exposed to second-hand smoke. Unless urgent action is taken, the number of annual deaths could exceed 8 million by 2030.On the effects of smoking on the bodySmoking tobacco leads to dependence.Smokers...