Diarrhea in adults

When to seek medical advice

Consult your doctor if diarrhea lasts longer or is more severe than usual, or if you experience any of the following signs or symptoms:

Severe abdominal or rectal pain
Bloody or black stools
Fever
Signs of dehydration, such as thirst, infrequent urination, dry skin, lightheadedness or dark urine

Find possible causes of diarrhea based on specific factors. Check one or more factors on this page that apply to your symptom.

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