i had a fucked up trip on acid where i felt like i was ontop of a building the whole time an i felt like i was goin2 start falling at any second an for a few days after i felt like it was still goin2 happen but thats acid man an its alot stronger than shrooms i say try them dude shrooms are the best u jus cant wury when ur takin them ive never hurd of that happining from shrooms