Diarrhea

Diarrhea is loose, watery stools. A person with diarrhea typically passes stool more than three times a day. People with diarrhea may pass more than a quart of stool a day.

What is Diarrhea?

The term diarrhea (also spelled diarrhoea) refers to passage of loose, watery stools. The usual frequency of passing loose stools or watery stools in cases of diarrhea is at least three or more times a day.

Diarrhea Treatment

Stomach Cramps and Diarrhea: Distinguishing Between Common and Serious Causes

Diarrhea Symptoms

Diarrhea Causes

Diarrhea Prevention

Diarrhea Epidemiology

Diarrhea in Children

Acute Diarrhea

Chronic Diarrhea

Latest Diarrhea News and Research

Does COVID-19 affect heart rate variability after recovery?

Researchers determine the impact of mild COVID-19 on heart rate variability.

31 Mar 2025

Cabozantinib gains FDA approval for treating advanced neuroendocrine tumors

Cabozantinib, an oral tyrosine kinase inhibitor, has been approved by the U.S. Food and Drug Administration (FDA) for the treatment of patients with previously treated advanced neuroendocrine tumors (NETs).

26 Mar 2025

C. diff uses toxic compound to gain competitive advantage in the gut

The pathogen C. diff - the most common cause of health care-associated infectious diarrhea - can use a compound that kills the human gut's resident microbes to survive and grow, giving it a competitive advantage in the infected gut.

25 Mar 2025

CDC study identifies leading culprits of foodborne illness

Researchers from the CDC and Colorado School of Public Health estimate that seven major pathogens caused 9.9 million foodborne illnesses in the US in 2019. Norovirus led illness and hospitalization counts, while Salmonella caused the most deaths.

25 Mar 2025

Research identifies pressure-sensing protein behind gut motility

After every meal, the intestines perform an action called peristalsis - moving food through their hollow interiors with coordinated contractions and relaxations of the smooth muscle.

25 Mar 2025

CDC confirms black-legged ticks can cause red meat allergy in humans

Researchers confirmed that black-legged ticks (Ixodes scapularis) can trigger alpha-gal syndrome in humans. A 10-year surveillance in Maine identified 23 confirmed cases of the meat allergy outside the lone star tick’s known range.

23 Mar 2025

Mount Sinai-led research uncovers mechanisms behind Crohn's disease inflammation

A research team led by Mount Sinai has uncovered mechanisms of abnormal immune cell function that may lead to Crohn's disease, according to findings published in Science Immunology on March 21.

22 Mar 2025

Plant-based diets and IBD

This study highlights the link between plant-based diets and reduced IBD risk, suggesting dietary choices play a crucial role in managing chronic inflammation.

19 Mar 2025

Oropouche virus: Emerging threats, symptoms, and prevention

Researchers provide an overview of the emerging Oropouche virus.

19 Mar 2025

Impact of excessive alcohol consumption on digestive health

Excessive alcohol consumption is a significant public health concern, responsible for approximately 6% of all deaths and contributing to 5.1% of the global disease burden.

12 Mar 2025

Can red meat help women improve iron levels? New study suggests modest benefits

A systematic review and meta-analysis of 10 intervention studies found that increased red meat consumption improves hemoglobin levels in adults, particularly women, but requires ≥8 weeks to moderately boost ferritin, though clinical relevance remains uncertain compared to iron supplements.

12 Mar 2025

Could a keto diet replace diabetes meds? New research explores the possibilities

A review published in Nutrients finds that ketogenic diets (KD) may offer superior benefits for weight loss, blood sugar control, and inflammation compared to other diets. Researchers also highlight potential mental health improvements but call for more clinical trials.

11 Mar 2025

Many parents uncertain about bird flu information and risks, poll suggests

With soaring egg prices and ongoing bird flu headlines, many parents are uncertain about the risks and facts surrounding the virus, a national poll suggests.

10 Mar 2025

Scientists discover new strategy to fight back against norovirus

Scientists at The University of Texas at Austin, in collaboration with researchers from the University of North Carolina at Chapel Hill and the National Institutes of Health, have discovered a strategy to fight back against norovirus, a leading cause of gastroenteritis worldwide.

6 Mar 2025

Study finds potential biomarker for joint inflammation in Crohn's disease

People with Crohn's disease and related joint inflammation linked to immune system dysfunction have distinct gut bacteria or microbiota, with the bacterium Mediterraneibacter gnavus being a potential biomarker, according to new study by Weill Cornell Medicine researchers.

5 Mar 2025

Synthetic microbiome therapy offers new hope against C. difficile infections

A synthetic microbiome therapy, tested in mice, protects against severe symptoms of a gut infection that is notoriously difficult-to-treat and potentially life threatening in humans, according to a team of researchers at Penn State.

3 Mar 2025

Atlantia Clinical Trials: Investigating the interrelation of microbiology and immunology

To be decided by the editor

From Atlantia Clinical Trials 28 Feb 2025

Researchers identify key gut cells involved in diarrhea response

Researchers from the Organoid group at the Hubrecht Institute have found that specific gut cells, BEST4/CA7+ cells, regulate electrolyte and water balance in response to bacterial toxins that cause diarrhea.

25 Feb 2025

Ginger's furanodienone compound may offer new treatment for inflammatory bowel disease

An international team led by researchers at the University of Toronto has found a compound in ginger, called furanodienone (FDN), that selectively binds to and regulates a nuclear receptor involved in inflammatory bowel disease (IBD).

19 Feb 2025

Preventing colorectal cancer through lifestyle choices

The evidence is clear - screening for colorectal cancer may save one's life. Today, more and more people are choosing colorectal cancer screening. As a result, there is a steady decline in the number of older people getting and dying from colorectal cancer. Lower rates of smoking among Americans have also contributed to the decline in the past several years.

19 Feb 2025