Yellow fever is a a serious and potentially fatal transmissible illness. Carried mainly through the bite of infected mosquitoes, this disease affects human beings globally, particularly across the tropics and subtropical areas. Manifestations vary widely from mild to severe, including fever, headache, muscle aches, nausea, vomiting, and jaundice. I

Pneumonia is a/happens to be/presents as an infection that inflames the air sacs in one or both lungs. These air sacs may fill with fluid or pus (purulent material), causing cough with Descubrir más phlegm or pus, fever, chills, shortness of breath, and chest pain. Pneumonia can be caused by a variety of organisms, including bacteria, viruses, and