What Could The Mouth Spots Be?

Hi, may I answer your health queries right now ? Please type your query here... hi, I m have little white dots in my mouth that seem to disapear a little when I sleep.however,wen I m up and out n a bout? I see them agine . There located inside my my mouth to the right in side the skin? Can t feel them but I see em. Jus a small portion u can t see unless I strecth my lips open with my fingers.dosnt hert,burn,orenything I wash my mouth out with peroxied (oral germs infection) and as I say it dosnt hurt,or spreaded eny were else,however I seen it for bout a month . What might that be?