baby k neck par aisa red jaisa kuch hua hain... kya ye ringworm hain??? kya karne se thik hoga help

A. Red Colour Rash over the body if present could be some allergy rashes which may be of sudden onset along with itching. or it could be viral exanthematous rash wbkhere the the onset of rashes is there along with fever or assosiated symptoms. and it could be some infection also which needs proper examination. Applicavtion of calamine lotion or Anti itch lotion like Ritch lotion can be done for soothing along with antiallergic medications initially.