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It's not entirely clear whether irritable bowel syndrome runs in families or not. Studies have indicated that your probability of having irritable bowel syndrome is higher if you have a first-degree relative who also has the disorder. It's unclear, however, whether these family connections have to do with shared environmental factors, genetic factors, or a combination of the two.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.