Acute diarrhea, or the kind that comes on quickly and lasts up to a few days, is usually contagious. Common causes of contagious diarrhea include viruses, bacteria, and parasites. Diarrhea is ...

With usually high cases of the "stomach bug" this year, these are the norovirus symptoms you need to be aware of, including ...

Infectious diseases that do not primarily affect the gastrointestinal tract can cause severe diarrhea. The pathogenesis of this kind of diarrhea includes cytokine action, intestinal inflammation ...

And if there's a hundred milligrams or 150 milligrams of caffeine in a glass, people might be taking as much as a thousand to 1,500 milligrams a day, which can cause diarrhea. And in many cases ...

bloody diarrhea, or severe abdominal pain is present. Viruses are the major cause of gastroenteritis in the United States and indeed worldwide, accounting for up to 30% to 40% of acute episodes.

While we often refer to it as "the flu," the influenza virus has several strains, with flu A and flu B considered the most common and the most severe.

Concussions may cause several types of symptoms that begin immediately or hours to days later. Here's what research shows about the connection between them and diarrhea.

To avoid catching the virus, colloquially known as "stomach flu," wash your hands with soap and water, and avoid touching ...

“Some 5 percent people somehow become ill with diarrhea everyday because of unsafe food they consume,” Food Secretary Masudul ...

Norovirus is spreading across the U.S. at a highly elevated rate this winter. “Norovirus, also known as the dreaded stomach flu, is surging across the United States in 2025 – including the Garden ...