physical effects of cigarette smoking Pictures Better Than Words For Scaring Smokers off Cigarettes Health effects of smoking tobacco

The balloon valve containing the "solid" is then closed

The circular opening is 7mm in diameter

But for people who are thinking about the best way to stop smoking and are concerned about weight gain, I think what we are suggesting is that e-cigarettes should certainly be considered. Paul Aveyard, professor of behavioural medicine at the University of Oxford, said it was almost certain that nicotine-containing e-cigarettes would reduce weight gain among smokers attempting to quit

A meta-analysis of over 100 trials concluded that varenicline was just over twice as effective as nicotine replacement therapies and bupropion in helping patients quit (Mills EJ et al, Harm Reduct J 2009;6:25)