With reasonable treatment, the redness of the skin can gradually subside in patients with psoriasis, but the length of time it takes to subside varies from person to person. Psoriasis is an immune-related chronic relapsing inflammatory skin disease, typically manifested as scaly red patches or plaques on the skin surface. Once psoriasis patients are diagnosed and actively go to the hospital for reasonable treatment, the redness of the skin will gradually subside. If the patient’s symptoms are more severe, it may take a longer time to subside, but in the later stage, through reasonable treatment, the redness of the skin will also slowly subside. Psoriasis is difficult to cure, but through active treatment, can control the condition and reduce recurrence, the patient must follow the doctor’s instructions to use medication, regularly go to the hospital for review, once the phenomenon of aggravation, it is recommended to go to the hospital in a timely manner.