tobacco root mountains trail map American Tobacco Trail
Description
Canada and the USA: 20s and 25s are both common
Why do they work

An earlier version of this story incorrectly stated the year the Tips from Former Smokers campaign began
Smoking is implicated in a series of respiratory diseases including COPD, pneumonia, and respiratory effects in utero, childhood, adolescence and adulthood
The World Ayahuasca Diaspora: Reinventions and Controversies

edit2: getting better and better
