The dangerous stage of dengue fever starts from the 3rd day to the 6th or 7th day, at this time the patient is in the final days of the dangerous stage, however, be vigilant because complications can still occur.

Dengue fever in adults is caused by the Dengue virus, the Aedes mosquito is the main vector of the disease. Most people with dengue fever can be treated as outpatients, but if symptoms such as restlessness, lethargy, confusion, abdominal pain, or increased pain in the liver area, etc. appear, they need to be hospitalized for timely treatment.