Chickenpox without fever is also normal, some chickenpox patients only a small amount of skin rash, will not appear obvious fever. Chickenpox is mainly caused by varicella-zoster virus infection, mainly through respiratory droplet transmission and contact transmission, children are more infected, other people may also be infected. It usually manifests as fever, papules, scabs and so on. Suffering from chickenpox everyone disease clinical manifestations may be different, some patients will not appear fever, there are some mild patients or patients who have been vaccinated with chickenpox vaccine, or injected with varicella zoster virus immunoglobulin, can be manifested as no fever, only a small number of rashes appear. Chickenpox infection should be isolated in time, so as not to infect others, chickenpox patients pay attention to frequent indoor ventilation, do not expose to the sun, avoid scratching, so as not to cause serious skin damage, eat a light diet, eat less greasy food.