The term "pneumonia" describes a group of symptoms that may be caused by bacteria, viruses, parasites, or fungi. Pneumonia is a severe inflammation of the lungs in which the thin tissue around air ...

Pneumonia may inflame the air sacs in one or both of your lungs, notes the Mayo Clinic. The sacs can fill with pus or fluid, causing phlegmy coughs. Organisms including fungi, parasites ...

Biomedical scientists at the University of California, Riverside have received a $3.7 million grant from the National Institutes of Health to study the role of sex-specific immune responses in obesity ...