A member asked:

How does constipation cause headaches?

3 doctors weighed in across 2 answers
Dr. Kevin Carr answered

Specializes in Internal Medicine

Good question...: Constipation and Headache have certain biological mechanisms in common.90% of serotonin (a brain neurotransmitter) is made in the gut--altered levels are linked to irritable bowel syndrome.Gut bacteria influence levels of serotonin and an increase is found in the guts of kids with constipation—although, germ-free mice are found to have lower serotonin levels.Stress or dehydration can also cause.

Answered 5/30/2016

1.4k views

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Strain: Straining to move your bowels might.

Answered 3/26/2013

6.1k views

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Related Questions

A member asked:

Could having chronic headaches and chronic constipation be linked?

2 doctors weighed in across 2 answers