My total Crush

i really really reallylike this boy.. his name is CJ... so nice.. i have been crushing on him a long time.. but all of a sudden he starts talking to me more.. and helping me.. and stuff like that..
like out of the blue he starts talkign to me and asking how i am.. and my friends say he keeps on asking about me because i have not been well... it was funny i fainted on monday.. but it was really scary for him.. he helped me alot..
what should i do???

how do u know if the boy ur crushing on likes u??