Malaria
Symptoms: Fever, headache, chills, vomiting, death
Caused by parasite in mosquito gut. Tropical climates in Africa, Asia, Central/South America.
Dengue Fever
Symptoms: High fever, rash, headache, vomiting, joint pain, bleeding gums
Can lead to hemorrhagic fever. ~36,000 deaths globally per year.
West Nile Virus
Symptoms: Fever, joint pain, diarrhea, vomiting (flu-like)
Severe cases cause brain infections like meningitis.
Zika Virus
Symptoms: Fever, headache, rash, conjunctivitis, muscle/joint pain
Impacts pregnancy causing microcephaly (brain damage, underdeveloped skulls).
Yellow Fever
Symptoms: Jaundice (yellow skin/eyes), fever, fatigue, headaches, chills, vomiting
~30,000 deaths globally per year.
Chikungunya Virus
Symptoms: Headache, joint/muscle pain, rash, fatigue, nausea
Found worldwide. Symptoms can last years. No cure.
Eastern/Western Equine Encephalitis
Symptoms: Fever, chills, fatigue, muscle pain
Extreme cases: brain inflammation and meningitis.
Japanese Encephalitis
Symptoms: Headache, fever, vomiting, confusion, seizures
Spread after biting infected pigs/birds. Severe: brain inflammation.
La Crosse Encephalitis
Symptoms: Fever, nausea, headache (or asymptomatic)
Found in US. Severe cases cause nerve system damage.
St. Louis Encephalitis
Symptoms: Fever, headache, nausea, vomiting, fatigue
Rare cases: brain inflammation, meningitis, death.
Jamestown Canyon Virus
Symptoms: Flu-like: fever, headache
Identified in Colorado 1980s. Serious: brain/spinal cord inflammation.
Rift Valley Fever
Symptoms: Dizziness, overall weakness
Typically found in Africa and Middle East.
Snowshoe Hare Virus
Symptoms: Headache, dizziness, rash, vomiting
Found in US and Canada. Severe: brain inflammation.