Whether pityriasis rosea will recur in the second year mainly depends on the patient’s individual situation, most of the treatment is complete, strong resistance, no bad habits generally will not recur in the second year, on the contrary, there may be recurrence in the second year. Pityriasis rosea is a common self-limiting inflammatory disease, the cause of this disease is unknown, and is considered to be related to viral infections, but also may be related to immune function disorders. Especially in allergic, immunocompromised people are prone to flare-ups, appearing as round or oval plaques on the trunk and limbs, covered with fine scales, which may be accompanied by varying degrees of itching. Because the disease is self-limiting, most patients will not relapse in the second year after the pityriasis rosea has improved. However, if the patient is re-infected with the pathogen, thus causing pityriasis rosea to recur in the second year. Therefore, after the occurrence of pityriasis rosea, patients can actively cooperate with doctors for treatment. At the same time to have a good life as well as dietary habits, more exercise, enhance physical fitness, keep the skin clean, pay more attention to personal hygiene.