Chapters

Take the gut check and we will sort the chapters by relevance for you.

Topic area Level1 Keywords1 Community rating Well supported

How much prior knowledge a chapter assumes. New here? Start with “Beginner”. You can pick several.

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Symptoms

Intolerances

Gut microbiota and metabolism

Treatment and tests

Everyday life and body

Chapters that readers rate at 4 out of 5 stars or more on average for this question. An average only exists from 3 ratings. You can choose several.

Gut-brain axis

How stress, sleep and nerves steer digestion. 1 chapter – expand

Level:Intermediate Hormones, the cycle and the gut Why gut symptoms change around your period, in pregnancy and at menopause, and when endometriosis or the thyroid may be behind them. IBSConstipationDiarrhoea Plausible How we rate the evidence Established Recommended in medical guidelines or supported by several consistent meta-analyses of randomised human studies. Well supported Several randomised studies in humans with largely consistent results. Promising Single randomised or controlled studies in humans, not yet independently confirmed — or many consistent observational studies. Plausible Two cases: first observational or pilot studies with small samples — or a settled basis that is not in dispute, such as movement, sleep or meal pauses. But not tested in humans for symptoms. Experimental Barely studied in humans. Mainly lab and animal studies or theoretical reasoning; whether it helps is open.

Stomach acid, bile and enzymes as groundwork for the gut. 1 chapter – expand

Level:Intermediate Pelvic floor: when stool won’t come out properly Why straining sometimes does not help, how a defecation disorder shows itself and why biofeedback works better than laxatives. ConstipationExerciseTests and diagnostics Well supported How we rate the evidence Established Recommended in medical guidelines or supported by several consistent meta-analyses of randomised human studies. Well supported Several randomised studies in humans with largely consistent results. Promising Single randomised or controlled studies in humans, not yet independently confirmed — or many consistent observational studies. Plausible Two cases: first observational or pilot studies with small samples — or a settled basis that is not in dispute, such as movement, sleep or meal pauses. But not tested in humans for symptoms. Experimental Barely studied in humans. Mainly lab and animal studies or theoretical reasoning; whether it helps is open.

When bacteria grow where few belong. 1 chapter – expand

Level:Intermediate When the small intestine is too densely colonised Bacteria in the wrong place: why fibre can then become a problem. BloatingFODMAPAntibioticsIBSConstipationBile acidsTests and diagnostics Promising How we rate the evidence Established Recommended in medical guidelines or supported by several consistent meta-analyses of randomised human studies. Well supported Several randomised studies in humans with largely consistent results. Promising Single randomised or controlled studies in humans, not yet independently confirmed — or many consistent observational studies. Plausible Two cases: first observational or pilot studies with small samples — or a settled basis that is not in dispute, such as movement, sleep or meal pauses. But not tested in humans for symptoms. Experimental Barely studied in humans. Mainly lab and animal studies or theoretical reasoning; whether it helps is open. Community