yeah man its not good doin it in front of kids theyl usually follow suit, it cant be doin any good for his lung, your sis shouldnt lie to the drs..? lol.. its a baby, it breathes oxygen and anythin in the air like we do,, smaller yungs... smoke in the air.. arsenic.. cyanide.. formeldahyde (cant even spellit) u get the drift. even adults who dont puff can get lite headed in a pot filled room.. specially skunk.