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A number of diseases and conditions can cause diarrhea, including: Viruses. Viruses that can cause diarrhea include Norwalk virus, also known as norovirus, enteric adenoviruses, astrovirus, cytomegalovirus and viruses that cause hepatitis. Rotavirus is a common cause of sudden childhood diarrhea.
Treatment. Most cases of sudden diarrhea clear on their own within a couple of days without treatment. If you've tried lifestyle changes and home remedies for diarrhea without success, your healthcare professional might recommend medicines or other treatments.
Acute or persistent diarrhea causes may include: Antibiotic-associated diarrhea or other problems caused by medicines. Artificial sweeteners. C. difficile infection. Coronavirus disease 2019 (COVID-19) Cryptosporidium infection. Cytomegalovirus (CMV) infection. E. coli. Food intolerances.
Irritable bowel syndrome (IBS) is a common condition that affects the stomach and intestines, also called the gastrointestinal tract. Symptoms include cramping, belly pain, bloating, gas, and diarrhea or constipation, or both. IBS is an ongoing condition that needs long-term management.
Viral gastroenteritis is an intestinal infection that includes signs and symptoms such as watery diarrhea, stomach cramps, nausea or vomiting, and sometimes fever. The most common way to develop viral gastroenteritis — often called stomach flu — is through contact with an infected person or by consuming contaminated food or water.
Most cases of acute diarrhea go away without treatment. However, severe diarrhea (greater than 10 bowel movements a day or diarrhea where fluid losses are significantly greater than oral intake) can cause dehydration, which can be life-threatening if untreated.
Learn the symptoms that may occur if there's an infection in the urinary tract. Also find out what can cause a UTI and how the infection is treated.
Traveler's diarrhea is a digestive tract disorder that commonly causes loose stools and stomach cramps. It's caused by eating contaminated food or drinking contaminated water. Fortunately, traveler's diarrhea usually isn't serious in most people — it's just unpleasant.
Antibiotic-associated diarrhea refers to passing loose, watery stools three or more times a day after taking medications used to treat bacterial infections (antibiotics). About 1 in 5 people who take antibiotics develop antibiotic-associated diarrhea.
Causes. The veins around the anus tend to stretch under pressure and may bulge or swell. Hemorrhoids can develop from increased pressure in the lower rectum due to: Straining during bowel movements. Sitting for long periods of time, especially on the toilet. Having chronic diarrhea or constipation. Being obese. Being pregnant. Having anal ...