Jesus Guerrero, the celebrity hairstylist who died in February and was known for working with clients such as Kylie Jenner, Jennifer Lopez and Katy Perry, died of pneumonia and a fungal infection ...

The front-line antibiotics that treat most kinds of pneumonia don’t work for Mycoplasma infections. For those, doctors need to prescribe a different kind of antibiotic, typically azithromycin or ...

When you have pneumonia, the air sacs in your lungs become inflamed, making it harder to breathe. Images of very ill COVID-19 patients’ lungs show them filled with fluid, pus, and cell debris.