There are many reasons for many small red nevi growing on the body, which are related to hemangioma, hepatitis, purpura and other diseases. 1. Hemangioma: a lot of small red nevi on the body may be senile hemangioma or cherry hemangioma, which belongs to a kind of benign small blood vessel proliferation, and may increase gradually with age. This condition is less harmful to the skin and is a benign lesion that requires no special treatment. If necessary, you can go to the hospital for laser and other ways to remove. 2. Hepatitis: A lot of small red moles on the body may indicate that the patient’s liver has problems. Patients suffering from hepatitis B or chronic hepatitis, small red nevus on the skin, red nevus surrounded by radial tiny blood vessels, considered spider nevus, due to liver function damage, estrogen inactivation is reduced, it is recommended to go to the hospital to do the liver function and other tests, after clarifying the cause of the disease, symptomatic treatment. 3. Purpura: A lot of small red moles on the body may be purpura. It can be divided into thrombocytopenic purpura and allergic purpura. Thrombocytopenic purpura is due to genetic or autoimmune abnormalities caused by thrombocytopenia, and then skin bleeding, which can lead to the formation of petechiae and ecchymosis in the skin and mucous membranes and other parts of the body to see the body from the growth of small red moles. When a lot of small red naevi grow on the body in a short period of time may also be related to other systemic diseases, we should go to the regular medical institutions in time, to clarify the cause of the disease, targeted treatment.