Answer:
Explanation:
Yellow fever is a viral infection spread by a particular type of mosquito. The infection is most common in areas of Africa and South America, affecting travelers to and residents of those areas. In mild cases, yellow fever causes a fever, headache, nausea and vomiting. But yellow fever can become more serious, causing heart, liver and kidney problems along with bleeding.
Symptoms
Acute Phase - This is the initial stage of the infection with symptoms of
Fever
Headache
Muscle aches
Sensitivity to light
Nausea, vomiting or both
Loss of appetite
Dizziness
Toxic phase
After 3-4 days of acute phase, the symptoms disappear and most of the cases recover at this stage. Toxic phase is when the symptoms recur after a day or two. During the toxic phase, symptoms are more-severe and life-threatening, these can include:
Yellowing of the eyes (jaundice) and skin
Stomach ache and vomiting
Reduced urination
Slow heart rate
Liver and kidney failure
Seizures
