youll get a low-dose CT scan every year for a certain amount of years so we can hopefully catch lung cancer early, when its more likely to be curable. A yearly pulmonary function test can also help you monitor for COPD, which can include emphysema and chronic bronchitis
On the other hand, in a study of current, past ever, and never marijuana men users, no significant association with the percentage of normal morphology was found
Actually, not true, I tried a regular cig in a pinch when I was in a remote area and ran out, and detested it for the residue smell (though I generally love the taste of regular cigarettes)
More broadly, the two studies suggest a new focus for health promotion campaigns
Supposedly because their rifles were too unwieldy to blow their own brains out - easier to use their toes to pull the trigger while they crouched, mouths over the barrels