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Microbes that reside peaceably in the nasal passageways and on the skin can be harnessed for taking drugs to target cells.

The interferon response also notifies other cells in the same organ to be on high alert ... than earlier forms of the virus to cells in the nose, keeping the virus in the upper airways for ...

Early symptoms of pertussis are often similar to the early stages of a cold, such as a runny nose, sneezing, low-grade fever and mild cough. A persistent cough develops after a week or two and ...

For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...

Polar bears aren't white, strawberries aren't berries, and the Earth isn't round—we'll have you rethinking everything you thought you knew for sure!

Average body temperature is around 98.6° F (37.0° C) A fever is an elevated body temperature with these readings: Rectal, Forehead or Ear temperature: 100.4° F (38.0° C) or higher Oral (mouth) ...

Vomiting and diarrhea occur together Vomiting is the forceful emptying (throwing up) of what is in the stomach It's normal for nausea (upset stomach) to come before each bout of vomiting Diarrhea ...