how to know Signs of dengue fever

High fever exceeding 104°F (40°C) suddenly.

Intense headache behind the eyes.

Severe muscle and joint pain.

Skin rash appearing after fever onset.

Nausea and vomiting.

Bleeding or easy bruising.

Persistent abdominal pain.

Signs of dengue hemorrhagic fever.

Seek immediate medical attention for diagnosis.

Fatigue and weakness.