pretty sure size of the person doesnt have anything to do with how the bud effects ya......but ya light weights are a little trippy i guess. im 21 been smokin since i was 14, and ive smoked alot of weed in my day, most of it within the last 3 years...this spring/summer has been pretty crazy, ive seen 50 blunts passed around us in a night, but on the average it was id say 20 a night i guess, although ya some nights maybe only 5 or a day or two when its complety dry, ha ya thats always shitty