dont worry dear dont think so...mostly boy likes doll and play with them...think positively ur boy like beauty he has a artist mind may be a doll is very beautiful even we like them may be doll attract him how can u think this disgusting thoughts about a innocent baby boy who is ur own baby....dont think like this may be he will like girls as all men like ..may be he likes beauty....who stupid told u that the boys plays with doll may be gay...dont think this dear.and he is too small for karate ..all boys are not wild by nature some are soft and calm like artist... i hope u will understand him well.