Pneumonia is an frequent respiratory infection that inflames the alveoli. These compartments can accumulate fluid or pus, leading to a persistent cough, fever, difficulty breathing and discomfort in the chest. Pneumonia can differ in intensity from mild to life-threatening. Pneumonia occurs when bacteria, viruses, or fungi infect the lungs in your

Yellow fever is a serious viral disease transmitted through the bite of infected mosquitoes. Primarily found in tropical and subtropical regions of Africa and South America, this life-threatening illness can cause intense symptoms such as high temperature, yellowing of the skin, muscle aches, and nausea. There is no cure for yellow fever, but a va