Robert Krause is an Associate Professor of Medicine and Director of the Division of Infectious Diseases at Graz University Medical School. His specialty is antibiotic-associated diarrhea.

Acute diarrhea is often caused by a microorganism such as a bacteria or virus. These microorganisms can be easily passed between people or even between animals and people. Chronic or long-lasting ...

Researchers from the CDC and Colorado School of Public Health estimate that seven major pathogens caused 9.9 million ...

Diarrhea can range from a mild, temporary condition to a potentially life threatening one. Common causes include viruses, bacteria, and parasites. Diarrhea is characterized by loose or watery stools.

The pathogen C. diff — the most common cause of health care-associated infectious diarrhea — can use a compound that kills ...

Over time, persistently high blood sugar levels can lead to damage that results in a range of symptoms, including diarrhea in some cases. It’s unclear why this happens. Nerve damage, medication ...

For example, if your issue stems from bacteria, your provider might prescribe an antibiotic, says Dr. Chutkan. (Just keep in mind, some antibiotics can cause diarrhea as a side effect, too.) ...

In addition to the cytokine and humoral alterations, diarrhea-causing factors in systemic infections might include direct invasion of gut epithelial cells by various pathogens, inflammation of the ...