I smoke pot everyday for the last 15 yrs, i have great arobic capacity and very fit and lean.ofcourse it's not good for you but imo i think it's better then alot of food people eat, and far better then drinking booze. if i were you i wouldnt bother to smoke it you been livin fine so far without it right?
It does wonders for your ability to write coherent sentences, too. Marilize Legajuana!