An estimated 20 percent of Canadians smoke cigarettes, despite scientific research that shows the negative impact smoking has on our health. Compare the approaches used by three different anti-smoking...

An estimated 20 percent of Canadians smoke cigarettes, despite scientific research that shows the negative impact smoking has on our health. Compare the approaches used by three different anti-smoking programs (such as those using behaviour modification, hypnosis, or drugs in a patch or gum). Are their methods and claims about success rates supported by research?