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

Study: GI conditions tied to intracranial aneurysm development and rupture

There is a potential connection between a diagnosis of certain gastrointestinal (GI) syndromes and the formation and rupture of intracranial (brain) aneurysms, according to research presented today at the Society of NeuroInterventional Surgery's (SNIS) 21st Annual Meeting.

22 Jul 2024

Porcine study reveals meurotoxic and pro-inflammatory effects of microplastics on enteric nervous system

Researchers investigates the effects of polyethylene terephthalate microplastics on the neuronal population in the porcine jejunum.

18 Jul 2024

Acute gastroenteritis linked to higher rates of irritable bowel syndrome and functional dyspepsia

Researchers examine the prevalence of post-infectious irritable bowel syndrome and post-infectious function dyspepsia following acute gastroenteritis.

18 Jul 2024

Bowel movement frequency is linked to long-term health, study suggests

Everybody poops, but not every day. New research by the Institute for Systems Biology (ISB) suggests bowel movement frequency is linked to long-term health.

16 Jul 2024

Archaea: Unseen players in human microbiome and infectious diseases

Archaea, key players in the human microbiome, are linked to various diseases but their pathogenic potential remains speculative. This study highlights their role in conditions like periodontitis and gastrointestinal infections.

16 Jul 2024

Do probiotics really benefit healthy people?

Recent research in Advances In Nutrition reviews the benefits of probiotics for healthy individuals, highlighting evidence gaps and the need for further study to support preventive recommendations.

14 Jul 2024

Novel compound amplifies naloxone's power to reverse overdoses

In a Stanford Medicine-led study, researchers combed through billions of compounds to find one that could enhance naloxone’s ability to fend off more potent opioids, with promising results in mice.

4 Jul 2024

Reducing inappropriate C. difficile testing with a diagnostic stewardship approach

A new study published today in the American Journal of Infection Control (AJIC) describes the outcome of a new approach to testing for Clostridioides difficile (C. diff) guided by the principles of diagnostic stewardship.

27 Jun 2024

Supermarket pre-washed vegetables test positive for Cryptosporidium

The presence of the food- and waterborne parasite Cryptosporidium parvum in samples of ready-to-eat, pre-washed vegetables.

24 Jun 2024

Oral semaglutide proves effective for type 2 diabetes and weight loss in Dutch study

A recent study from the PIONEER REAL Netherlands trial demonstrated that oral semaglutide effectively manages type 2 diabetes and supports weight loss in adults.

18 Jun 2024

Safety-focused summary of GLP-1 receptor agonists in diabetes, obesity, and beyond

A recent review in Diabetes Care evaluates the efficacy and safety of GLP-1 receptor agonists for type 2 diabetes and obesity, exploring their potential for new medical indications.

18 Jun 2024

Case study sheds light on CAR-T therapy-related secondary cancers

A new detailed analysis of a patient's second cancer after receiving CAR-T therapy for the initial cancer provides rare but important insights intended to offer helpful guidance for oncologists and pathologists about the clinical presentation and pathologic features involved in a CAR-T related second cancer.

13 Jun 2024

H5N1 influenza outbreak in Texas dairy cattle sparks multi-species transmission concerns

Study identifies H5N1 influenza as the cause of an outbreak among dairy cattle in Texas, highlighting the risk of multi-species viral transmission and potential implications for human health.

11 Jun 2024

Emerging strains of resistant ringworm pose new public health threats in the U.S.

Healthcare providers should watch out for new and highly contagious forms of ringworm or jock itch, which are emerging as a potential public health threat, according to a pair of reports.

5 Jun 2024

New antibiotic lolamicin shows promise in fighting drug-resistant infections

Researchers have developed a new antibiotic that reduced or eliminated drug-resistant bacterial infections in mouse models of acute pneumonia and sepsis while sparing healthy microbes in the mouse gut.

29 May 2024

GLP-1 receptor agonists effective for weight loss in obesity without diabetes

The benefit-harm balance of initiating Glucagon-like Peptide-1 (GLP-1) receptor agonists (RAs) versus a placebo intervention.

29 May 2024

New Alzheimer's drug LM11A-31 shows promise in slowing disease progression in clinical trial

A recent study in Nature Medicine found that LM11A-31, targeting the p75 neurotrophin receptor, is safe and shows promise in slowing Alzheimer's disease progression. The trial indicated significant biomarker improvements and potential benefits for further clinical investigation.

28 May 2024

Study links combined sewer overflows to acute gastrointestinal illness

During extreme rain or rapid snowmelt, the high volume of water that enters sewer systems can cause untreated sewage to flow into waterways in US cities that have combined wastewater and stormwater sewer systems, including the Merrimack River in Massachusetts.

22 May 2024

UVA develops big data tool to combat childhood diarrhea

University of Virginia researchers are developing a flexible online tool for navigating information used in the fight to save children from deadly diarrheal diseases by identifying transmission hotspots and accelerating the deployment of treatments and new vaccines.

17 May 2024

Scientists unlock mystery behind a deadly strain of cholera bacteria

A deadly strain of cholera bacteria that emerged in Indonesia back in 1961 continues to spread widely to this day, claiming thousands of lives around the world every year, sickening millions -; and, with its persistence, baffling scientists.

14 May 2024