Yellow fever presents as a serious and potentially fatal viral illness. Carried mainly through the bite of infected mosquitoes, this ailment affects people globally, particularly across the tropics and subtropical areas. Symptoms can range from mild to severe, such as fever, headache, muscle aches, nausea, vomiting, and jaundice. For severe infecti

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, difficulty breathing, and aches in your chest. Pneumonia can be caused by a variety of organisms, including bacteria, viruses, and fung