100 cigarettes a day Nobody told Margaret Ham that chain-smoking was going to kill her. Or if they did, she wasn't listening. She just turned 100. Ham, from Basingstoke, England, celebrated her centenary on June 27 Tobacco: the world's most deadly

The long-term harms from exposure to these chemicals wont be known for many years

They look like cigarettes, and theyre just as harmful as cigarettes -- but "little cigars" are much cheaper, and they come in flavors like chocolate or candy apple, which makes them very attractive to kids, experts say

While smoking rates are lowering in some countries, such as Nauru and Kiribati, other countries continue to face challenges in lowering the rate of regular smokers, such as Croatia and Bulgaria

The film stars John Abraham, Ayesha Takia, Paresh Rawal and Ranvir Shorey

How Many Puffs Are in a Cigarette

Throwing up, sweats, cramps, body aches, no appetite