In fact, the stress of the job led him to sometimes smoke eight or nine cigarettes a day, and he often sought out a "discreet location to grab an evening smoke," Obama writes
There was strong patterning by age, where the changes were much more prominent in younger age groups, whereas older adults had much more stable use over time (which unfortunately means stagnant cigarette smoking rates)
At clinic visits, participants underwent a breath test for carbon monoxide to verify whether or not they had smoked
To many people, Kurt Cobain can come off as this pretentious, tortured artist songwriter, and while I can sometimes understand the hate (his last interview is about 10 minutes of him being a dick to Nardwuar), to me, Kurt stands out as the type of musician who just spoke his mind (and also one of the few musicians I feel like I can refer to by his first name despite never even knowing him)