In the aggregate, the experience of menthol bans in the real world, as opposed to forecasts about them, is that the bans have minimal effects on tobacco consumption but do engender unintended consequences, even in markets where menthol is relatively unpopular
It results in cancer in three to five percent of all cases
A businessman dreams of smoking a hookah as a sign of serious negotiations
It also focused on the harmfulness of second-hand smoke exposure
These humble smoking devices were not only popular among commoners but also found their way into the hands of royalty
To reduce the effect of bias, we adjusted observations that did not account for more than five confounders, including age and sex, because they were the significant bias covariates identified by the bias covariate selection algorithm 29 (Supplementary Table 7)