Most herpes from hand, foot and mouth disease are fully issued within 10 days. HFMD is a viral infection that is self-limiting. It usually has an incubation period of 2 to 10 days, and most can develop in 3 to 5 days. Distributed rashes and herpes can be seen in the mouth, hands, feet, or buttocks, with a red halo visible around the herpes and little herpes fluid. In addition to herpes, HFMD is accompanied by fever, cough, runny nose, and loss of appetite. The disease is self-limiting, with a good prognosis, as the rash usually lasts for 10 days. In a few cases or with severe manifestations, timely medical attention is required. The time for the baby’s hand, foot and mouth disease rash is usually 10 days, found herpes symptoms, to go to the hospital as soon as possible for treatment.