in many ways. 1. you could get a diseas like mono if the persone you are kissing is sick or if you are sick, 2. if the persone you're kissing doesn't like you then it's probably unpeasent for them 3. it could fisicaly hurt your toung...O__________o 4. if the persone has chapped lips....eeewww 5. once a guy starts kissing he gets idead in his head. and he wount stop at kissing he could go and sexualy abuse you because he'll have convinced you because you kissed him. sad huh? OH! 6. wile you two are kissing, he could touch you in wrong or uncomfortable places.