Mild bleeding from the nose or gums, or easy bruising, may occur.
A rash may develop 2-5 days after the onset of fever, characterized by small red spots or patches.
Nausea, vomiting, and loss of appetite may occur.
Profound weakness and fatigue, lasting for several weeks.
Severe joint and muscle pain, often described as "breakbone fever."
Intense headache, typically located behind the eyes.
Sudden onset of high fever, often reaching 104°F (40°C), lasting 2-7 days