(HealthDay News) — Irritable Bowel Syndrome is a collection of symptoms, typically without visible signs of damage or disease in the digestive tract.

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People who have family members with IBS are at greater risk themselves, says the National Institutes of Health. Other risk factors include a gastrointestinal infection or a recent stressful event.

Symptoms of IBS may include:

To diagnose IBS, a doctor will track symptoms over time.

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