Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
List the symptoms of dengue fever.

### Response:
The main symptoms of dengue fever are high fever, severe headaches, joint and muscle pain, nausea and vomiting, skin rashes, and bleeding gums. In severe cases, dengue fever can cause a significant decrease in platelet count, which can lead to bleeding, organ failure, and death.