This is gonna sound so horrible my four month old son has started doing this new scream cry thing…

This is gonna sound so horrible my four month old son has started doing this new scream cry thing and I can't stand it like it's a high pitch whine scream Idk if he is starting to teethe or is sick but I go thru the check list of is he hungry need his but changed does he have a temp does he want a toy and he will scream for extended periods of time I think his normal cry is cute. But this new one is diff does this make me a bad.mom