0
0
0
s2sdefault

SMOKING IS an unmitigated public-health horror. But is vaping? Just when the case against e-cigarettes seemed to be growing stronger by the day, a new study presents a more complicated public-health picture: They seem to be bad for some but good for others. The study, published last week in the New England Journal of Medicine, followed 886 British smokers seeking government help to quit.