Yellow fever presents as a serious and potentially fatal infectious illness. Spread primarily through the bite of infected mosquitoes, this ailment affects people globally, particularly within regions with a tropical climate and subtropical areas. Signs vary widely from mild to severe, encompassing fever, headache, muscle aches, nausea, vomiting, a

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