Yellow fever is a a serious and potentially fatal transmissible illness. Spread primarily through the bite of infected mosquitoes, this disease affects human beings globally, particularly within regions with a tropical climate and subtropical areas. Symptoms can range from mild to severe, such as fever, headache, muscle aches, nausea, vomiting, and

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 phlegm or pus, fever, chills, shortness of breath, and aches in your chest. Pneumonia can be caused by a variety of organisms, including bacteria, viruses, and fungi