does stammering starts suddenly to a child who speaks clearly .
my son who is two and a half years old used to go to day care. he used to speak clearly and fluently.suddenly one day he started to stammer the first words of the sentence after that days school time. when i hear that i am so upset, but my parents says that he will be ok. but still when i listen to his speaking iam getting worried. will stammering starts all on a sudden? when i enquired at the school i came to know that there is another child having stammering problem in his class. does this affects his speech. please reply to my question.