: The primary and main symptom of dengue fever is fever. There are some features of this fever. Since it is a viral fever , the fever is exacerbated from the very beginning. It can be seen that fever can rise up to 102/103/104 or 105 degrees from the first day . Another feature is that other fevers fluctuate slightly from the beginning. For example , typhoid fever or pneumonia fever. It can be seen that the fever has risen a little or the fever has come down a little in the evening. However, the characteristic of dengue fever is that it goes to very high levels from the beginning and never goes down without taking medicine or paracetamol. Another characteristic of this fever is that it is short-lived. The main cause of short-term fever in Bangladesh is dengue fever. Short term means four to five days or one week. If the fever goes away during this time , you will assume it is not dengue fever. Then you should consult a doctor to see if you have any other cause of this fever. Then you see some features , high fever comes , fever does not go away easily , and short term fever. And with fever some more symptoms are very common , common. For example , you have pain all over your body , headaches , nausea , then dengue fever , nausea and vomiting. Many times there is an aversion to food. Many people may get red spots on the body with fever again. This is called rash in the language of medicine. The rash can also cause itching in the patient's body.