wats happening?

my attitude has changed... chaged a lot.. i've changed into a person who doesnt seem to care bout my studies.. i only seem to care bout other things but not studies~ wats happening to me? i'd really like to noe.. wat has changed me? i think i noe d answer... GUYS and LOVE~ i just seem to care bout guys.. and love.. i dunno y.. but i think guys and wanting to be in a relationship has changed me~ a lot! but why? i used to be sooooo not like dat... even last time when i was crazy over sumone... i wasnt like dat.. last time.. when i was crazy over that someone.. it actually helped me a lot~ helped me to actually not give up and believe that there's more hope.. and as the result of it, im now thinner a bit d.. but wat i dun understand is.. why now.. im changing to evil? why does it effect me? please... i beg someone.. please help me.. i really hope i can be like last time.. i wish i could turn back time... i wish i can overcome all my problems ...