Medically reviewed by Arno Kroner, DAOM The immune system is the body's defense against harmful germs and infections. It also ...

The mystery of Ganga’s antibacterial properties dates back to 1891, when British bacteriologist Ernest Hankin noticed ...

What does Pope Francis having "double pneumonia" mean? What should you look for in the elderly? How can you avoid getting ...

Researchers have discovered a virus that could enter human cells in a similar way to COVID-19. But they caution it's much ...

Pope Francis' personal physician said the pontiff was responding to drug therapy that was strengthened after he was diagnosed with pneumonia.

The 88-year-old pontiff marked his first week in a hospital with pneumonia on top of chronic bronchitis. Francis’ doctors ...

Veteran vaccine researcher Arturo Casadevall gives a podcast primer on vaccinations, from how they work on a molecular level to common misconceptions ...

Pope Francis is being treated in hospital for double pneumonia — but what is this condition, and why might the pope be ...

This cold and flu season, you may be looking for clues you're getting better anywhere you can find them, even in the color of ...

Indeed, the pathogen seems like ancient history — but as recent developments indicate, tuberculosis isn’t done with us yet.

Norovirus is commonly referred to as the stomach flu, stomach bug or as the “cruise ship virus” because it’s often the cause ...