Our Symptom checker provides clinical advice on what to do next based on your symptoms.
Diarrhoea may last for just a few days, or it might indicate something more serious. Learn about the causes, symptoms, diagnosis and treatments for diarrhoea.
Diarrhoea in children
Diarrhoea in children is very common, and when certain other symptoms are present, it may be serious. Find out here about the causes, symptoms and treatments.
Underlying causes of diarrhoea
Diarrhoea has many causes, including both acute and long-term health conditions; bowel disease; viruses, bacteria and parasites; and even medical treatments.
How long should you stay out of the pool after diarrhoea?
Summer's here, which means more pool time. But it's important to not go swimming in pools if infected with Cryptosporidium – a parasite that causes diarrhoea.
Gastroenteritis (gastro) is an infection of the gut that can cause diarrhoea and vomiting. Learn here about gastro treatment and symptoms.
Cholera is an illness that gives you severe diarrhoea and dehydration. It is most likely to be found in parts of the world with poor water and sanitary services.
Shigella (bowel infection)
Shigella infection is an infection of the gut that usually causes diarrhoea. You can become infected through contaminated food or water.
E. coli infection
E. coli (or escherichia coli) is a type of bacteria that causes both minor and severe illness. Learn about the symptoms, causes and treatments of E. coli here.
Vomiting in children
Learn more about the causes of vomiting in children, and use these handy tips to help alleviate the symptoms.
Vomiting in adults is usually not a sign of anything serious and tends to only last one or two days. Learn the causes and when to seek medical advice.