EBV fever usually needs to last for about a week.EBV is a special kind of viral infection, which can easily lead to lymphocyte disease.Infection with EBV will cause fever, pyrexia, nausea, diarrhea, pharyngitis, and enlarged lymph nodes. This situation can be treated by infusion therapy and oral antiviral drugs, usually need to drink more water to help the germs through the urine, to pay attention to temperature changes, and timely go to the hospital for examination, mainly for the treatment of complications. If there are no complications, the mental state is good, you can wait for the body to slowly restore the resistance to resist the virus, usually pay more attention to rest, light diet, appropriate exercise, can effectively help the body to recover faster.