Dengue fever is a mosquito-borne viral disease caused by the dengue virus, which is transmitted primarily by the Aedes aegypti and Aedes albopictus mosquitoes. It's common in tropical and subtropical regions worldwide. Dengue can range from mild to severe, with some cases escalating to dengue hemorrhagic fever (DHF) or dengue shock syndrome (DSS), which can be life-threatening. Symptoms of Dengue Fever: High fever (often around 104°F or 40°C) Severe headache Pain behind the eyes Joint, muscle, and bone pain (sometimes called "breakbone fever") Skin rash (typically appears 2-5 days after the fever starts) Nausea and vomiting Fatigue and weakness Mild bleeding symptoms (e.g., gum bleeding, easy bruising) Severe Dengue Symptoms (DHF or DSS): Severe abdominal pain Persistent vomiting Bleeding from gums or nose Blood in vomit or stool Rapid breathing or difficulty breathing Extreme fatigue, restlessness, or irritability Drop in blood pressure leading to shock Diagnosis: Blood...