Chronic constipation is not about how many times you go. It is about how much effort each time costs you. That is not a softening of the definition — it is the definition. The internationally used Rome IV criteria list six symptoms of functional constipation, and only one of them has anything to do with frequency. And the fact that changes treatment entirely: chronic constipation is not one condition but three, with different underlying mechanisms, and adding fiber is the right answer for only one of them. In a classic study still cited by clinicians today, 85% of people with normal-transit constipation improved on fiber — against 20% of those with slow colonic transit and 37% of those with pelvic floor dysfunction. This article explains how to work out which group you are probably in, and why "just eat more fiber" can be the worst advice you receive if you are in the wrong one.
🩺 This article is educational only and does not replace advice from your doctor or pharmacist — particularly if constipation is new for you, or comes with any of the warning signs listed near the end.
What is chronic constipation, really — and why isn't it measured by frequency alone?
The first misunderstanding to clear away: there is no correct number of bowel movements. Cleveland Clinic puts it plainly: "Some people poop several times a day while others only poop one to two times a week. Whatever your bowel movement pattern is, it's unique and normal for you." Twice a week with no effort, no pain and no sense of unfinished business is not constipation. Once a day with painful straining, hard stool and a permanent feeling that something is still inside very much is.
Rome IV: six symptoms, only one of which is a number
The Rome IV criteria for functional constipation require at least two of the following six:
- "Straining during more than ¼ (25%) of defecations"
- "Lumpy or hard stools (Bristol Stool Form Scale 1-2) more than ¼ (25%) of defecations"
- "Sensation of incomplete evacuation more than ¼ (25%) of defecations"
- "Sensation of anorectal obstruction/blockage more than ¼ (25%) of defecations"
- "Manual maneuvers to facilitate more than ¼ (25%) of defecations"
- "Fewer than three SBM per week"
The criteria must be "fulfilled for the last 3 months with symptom onset at least 6 months prior to diagnosis," with "loose stools are rarely present without the use of laxatives" and "insufficient criteria for irritable bowel syndrome."
Notice the distribution: five of the six describe the experience of defecation, and only one describes its frequency. When you tell your doctor "it feels like I never finish," you are not describing a vague sensation — you are reporting a recognised diagnostic criterion.
The Bristol Stool Scale: shape carries more information than counting
The Bristol Stool Form Scale sorts stool into seven types. Per Cleveland Clinic: Type 1 is "separate, hard lumps, like little pebbles"; Type 2 is "hard and lumpy, but sausage-shaped"; Type 3 is "sausage-shaped, with cracks on the surface"; Type 4 is "smooth, soft and snakelike"; and Type 7 is "watery, liquid poop, with no solid pieces." The practical bottom line: "Types 1 and 2 suggest constipation," while "Types 3 and 4 are the most ideal" because they are "condensed enough to hold together, but not too hard or dry to pass."
This is a tool you can use today with no testing at all: watch the shape for two weeks and write it down. What you carry into the clinic will be far more useful than the sentence "I'm constipated."
The fact that changes everything: three subtypes, and fiber works for one of them
This is the core of the article. Primary chronic constipation is divided into three mechanistic subtypes, as StatPearls describes:
- Normal-transit constipation (NTC): stool moves through the colon at normal rates, but the person struggles with evacuation or perceives themselves as constipated. This is the most common group.
- Slow-transit constipation (STC): characterised by "infrequent bowel movements, diminished urgency, or straining to defecate," with impaired colonic motor activity.
- Pelvic floor dysfunction: distinguished by "impaired musculature of the pelvic floor," with symptoms including a sense of incomplete evacuation and excessive straining.
The numbers to know before you add more fiber
In a study reported by the Cleveland Clinic Journal of Medicine (CCJM), patients with chronic constipation were given psyllium fiber at 15–30 g per day for at least six weeks, and the response was then broken down by subtype:
- Normal-transit constipation: 85% improved.
- Slow-transit constipation: only 20% improved — meaning 80% did not.
- Pelvic floor dysfunction: 37% improved — meaning 63% did not.
More important than the absence of benefit is the possibility of harm. The same journal states that fiber "may worsen slow-transit constipation or dyssynergia (a failure of the pelvic floor muscles to relax)." The American Academy of Family Physicians (AAFP) makes the same point about defecatory disorders: "Fiber and laxatives are often not effective in treating this type of constipation, given the underlying pathophysiology."
What this means in practice
It means you are holding a free diagnostic signal: if you have raised your fiber consistently for several weeks and the bloating, gas and discomfort went up while evacuation did not improve, that is not a sign you need more fiber — it is a reasonable sign that you may be in the wrong subtype. The correct response is not to double the dose but to see a clinician and identify the subtype. (If bloating itself is your main complaint, we have a separate article on bloating and gas, and another on the different types of fiber.)
Why won't the muscle relax? Dyssynergic defecation
Defecation is not passive. It is a coordination: something must contract while something else relaxes, at the same moment. In dyssynergic defecation the opposite happens — the muscles that are supposed to relax contract instead. CCJM describes what a clinician may find on examination: "a contracted sphincter or a puborectalis muscle that contracts with the Valsalva maneuver, suggesting dysfunction."
This is why the dietary logic fails here. You are pushing harder against a door that is closing itself. The problem is not stool consistency at all; it is muscular timing.
How is it diagnosed?
You cannot confidently guess the subtype from symptoms alone. AAFP advises referral to gastroenterology "for more specialized testing, such as anorectal manometry and a balloon expulsion test" when initial approaches fail. The World Gastroenterology Organisation (WGO), in its 2025 global guideline, notes that anorectal manometry and colonic transit studies are recommended only after lifestyle modifications and standard pharmacotherapy have failed. The order is deliberate: try the basics first, then test if they do not work — not the reverse, and not resignation.
The treatment is training, not a diet: biofeedback
This is one of the most striking findings in the field and one of the least known outside it. CCJM states it directly: "Biofeedback is the preferred treatment for pelvic floor dyssynergia, in which it has a success rate of 70% to 81% and in which it is superior to standard treatment (laxatives, fiber, and education)." The mechanism: "In an instrument-based training program, patients receive auditory or visual feedback or both to help train the pelvic floor and relax the anal sphincter while simulating defecation. It also improves rectal sensation to assist in proper evacuation." And: "Studies show that the benefits of biofeedback are long-lasting."
Equally important is the stated limit: biofeedback "does not improve slow-transit constipation, though pelvic floor dyssynergia and slow-transit constipation can overlap." That is exactly why identifying the subtype matters — the right treatment for the wrong subtype is the wrong treatment.
Toilet posture: a small detail with a real effect
WGO includes among its behavioural advice: "Proper toilet habits, such as responding promptly to the urge to defecate and adopting a squatting position, can also facilitate bowel movements." Cleveland Clinic puts it operationally: "Check how you sit on the toilet. Raising your feet, leaning back or squatting may make pooping easier."
The experimental evidence behind it is modest in size but clear in direction. In Sikirov's 2003 study in Digestive Diseases and Sciences, 28 apparently healthy volunteers with normal bowel function (ages 17–66) were tested in three positions: a standard toilet seat (41–42 cm), a lower seat (31–32 cm), and squatting. The conclusion: "Both the time needed for sensation of satisfactory bowel emptying and the degree of subjectively assessed straining in the squatting position were reduced sharply in all volunteers compared with both sitting positions" (P < 0.0001).
Let us be precise: this is a small study in healthy volunteers, not a treatment trial in people with chronic constipation. But a small footstool that lifts the knees above the hips is a near-zero-cost, near-zero-risk intervention — exactly the kind worth trying before any medication.
Do laxatives make the bowel "dependent"? What the evidence actually says
This is the most common fear, and it is largely unsupported. CCJM lists the circulating concerns about stimulant laxatives — "impairing colonic function, damaging the enteric nervous system, causing laxative dependency, causing cathartic colon, and even causing colon cancer" — and then answers them in one sentence: "there is very little evidence to support these concerns." It concludes that "Stimulant laxatives can be used on a more regular basis when bulking or osmotic agents fail."
What actually earned a strong recommendation?
In the 2023 joint guideline from the American Gastroenterological Association (AGA) and the American College of Gastroenterology (ACG) on chronic idiopathic constipation:
- Polyethylene glycol (PEG): "PEG was the only therapy to receive a strong recommendation for chronic use," based on moderate certainty of evidence.
- Bisacodyl / sodium picosulfate: "received a strong recommendation for short-term (< 4 weeks) use or as rescue therapy."
- Linaclotide, plecanatide and prucalopride: "were all strongly recommended for use after unsuccessful trials of OTC agents, based on moderate certainty of evidence."
- Fiber supplements (specifically psyllium), senna, magnesium oxide and lactulose: conditional recommendations based on "low or very low-quality evidence."
The irony is worth sitting with. The option many people fear because it is "a medication" — polyethylene glycol — is the only one with a strong recommendation for chronic use, while the "natural" answer everyone reaches for automatically carries a conditional recommendation on low-quality evidence. This does not mean fiber is worthless; its benefits extend well beyond constipation. It means that in this specific context, public confidence in it exceeds the scientific confidence.
The real cautions — and they exist
The absence of "dependence" does not mean the absence of limits. Cleveland Clinic advises: "Don't use laxatives for more than two weeks without calling your provider. Overuse of laxatives can worsen your symptoms." AAFP notes that osmotic laxatives "can cause electrolyte disturbances within the colon, leading to hypokalemia, fluid overload, and chronic kidney disease." The balanced conclusion: laxatives are not the enemy, but they are not a substitute for a diagnosis when constipation has lasted months.
What deserves to come before any medication?
The WGO 2025 guideline sets out a stepwise cascade whose first level needs no prescription:
- Do not postpone the urge. The cheapest advice and the most ignored. Cleveland Clinic: "Move your bowels when you feel the urge. Don't wait." Delaying gives the colon extra time to absorb water, so the stool is harder next time.
- Movement, not just "activity." The guideline states: "Regular exercise is strongly recommended; in particular, aerobic activities such as brisk walking, jogging, cycling, and swimming."
- A fiber target of 20–30 g per day of total dietary and/or supplementary fiber, per WGO. AAFP cites the USDA recommendation: "25 g per day for women and 38 g per day for men." What matters is the ramp: a sudden jump in fiber produces gas and discomfort that makes many people quit altogether.
- Fluids. The guideline places increased fluid intake in the first level to optimise colonic transit. Cleveland Clinic suggests, practically, "two to four extra glasses of water a day" while symptoms are present.
- Routine and posture. A consistent daily time (often after a meal), feet raised on a small stool, and no phone — long unproductive sitting increases straining, not output.
When is constipation a symptom of something else?
Warning signs that call for evaluation
This is the most important section in the article. NIDDK advises seeing a doctor immediately with rectal bleeding, blood in the stool, constant abdominal pain, inability to pass gas, vomiting, fever, lower back pain, or unexplained weight loss. WGO adds to its red-flag list: a change in stool form or bowel habit, unintentional weight loss, iron-deficiency anemia, obstructive symptoms, abdominal swelling, recent-onset or nocturnal symptoms, and rectal bleeding. Mayo Clinic offers a simple time rule: contact a healthcare provider if symptoms persist beyond three weeks or involve bleeding, unexplained weight loss, or severe abdominal pain.
Because iron-deficiency anemia is one of those flags, our article on iron deficiency and the test that catches it early may be useful — but the presence of the flag itself means a doctor first, not reading first.
Secondary causes and common medications
Not all constipation is functional. NIDDK lists among associated conditions: hypothyroidism and other metabolic disorders, celiac disease, neurological conditions such as Parkinson's disease and spinal injuries, and intestinal obstructions or anatomic abnormalities. Among medications that can worsen constipation it lists: antacids containing aluminum or calcium, anticholinergics, anticonvulsants, calcium channel blockers, diuretics, iron supplements, narcotic pain relievers, and some depression medications.
Note that hypothyroidism is on that list — a precise example of a common symptom (constipation) being a loose thread attached to something else entirely. We covered that in our article on the thyroid and the TSH test.
Constipation on keto and low-carb: let's be honest
Honesty serves better than defensiveness here. Cleveland Clinic lists constipation among the symptoms that can accompany ketosis, alongside "bad breath ('keto' breath)," "insomnia" and "dehydration." The cause is usually not carbohydrate restriction in itself, but what happens in practice when it is applied hastily: bread, rice and fruit disappear from the plate, total fiber falls sharply, and fluid and electrolytes shift during the first weeks.
The good news is that this is fixable inside the plan rather than by abandoning it: make the daily fiber target (20–30 g) a number you actually track rather than assume; fill half the plate with low-carb vegetables; raise fiber gradually rather than all at once; and stay on top of fluids. The problem is solvable — but ignoring it is not an option. We explained the gap in detail in our article on soluble vs insoluble fiber.
How common is it in Saudi Arabia?
In a Saudi study published in Cureus in 2024 covering 1,139 members of the general population (healthcare workers excluded), "811 (71.2%) of participants reported experiencing constipation," while "847 (74.4%) of participants demonstrated a good level of awareness of constipation, while 292 (25.6%) had a poor level of awareness."
Read that number carefully: 71.2% is the proportion who have ever experienced constipation, not the prevalence of chronic constipation. But it says something important — the complaint is near-universal, and it is mostly self-managed. Globally, the WGO guideline cites a "global prevalence of 11.7% (95%CI 11.4-12.0%)," with women and older adults disproportionately affected.
Who should be especially careful?
- Anyone whose constipation is new after years of regularity — the change itself is the information, not its severity.
- Older adults: StatPearls notes that "30% to 40% of adults over 65" experience constipation, and many take multiple medications that may contribute.
- Pregnant women and women generally: Mayo Clinic notes that susceptibility increases with age, female sex and a sedentary lifestyle.
- Anyone taking a medication from the list above — the answer here is a conversation with your doctor about the alternative or the dose, never stopping a prescribed medication on your own.
- Anyone with a warning sign — this group starts with evaluation, not with a diet.
🩺 In every case: talk to your doctor before starting any fiber supplement or laxative on a regular basis, especially if you have a chronic condition or take prescription medication.
Where does Bakery 8 fit into this picture?
Let us say it plainly: no bread treats chronic constipation. No food product identifies your subtype, replaces evaluation when a warning sign is present, or substitutes for biofeedback in someone with pelvic floor dyssynergia. Claiming otherwise would be marketing, not education.
There is exactly one honest thing to say. For the majority who have normal-transit constipation — the group in which 85% responded to fiber in the study above — the practical obstacle is not agreeing with the target but reaching it every day without paying for it in sugar and refined flour. Daily bread is where fiber grams are quietly won or lost.
That is where it helps for your everyday choice to have known ingredients: samoli and cloud bread made with almond flour and no added sugar, keto granola as a fast breakfast instead of sweetened cereal, and crackers and manaqish for the between-meals gap. Not because they are a treatment, but because the only plan that changes anything is the one you can stay on for months — and staying on it is easier when food is not a punishment.
Frequently asked questions
Do I need a bowel movement every day?
No. Cleveland Clinic notes that some people go several times a day and others once or twice a week, and that your own pattern is normal for you. The standard is not the number but whether two or more of the six Rome IV symptoms — straining, hard stool, a sense of incomplete evacuation and so on — occur in more than a quarter of defecations.
I increased fiber and nothing improved — in fact the bloating got worse. What now?
That is a signal worth heeding rather than overriding. Only 20% of people with slow-transit constipation and 37% of those with pelvic floor dysfunction improved on fiber, and fiber may worsen both subtypes according to the Cleveland Clinic Journal of Medicine. See your doctor to identify the subtype instead of automatically raising the dose.
Will laxatives weaken my bowel over the long term?
The evidence does not support this common fear. The Cleveland Clinic Journal of Medicine describes concerns about dependency, "cathartic colon" and damage to the enteric nervous system as having "very little evidence to support" them. That said, Cleveland Clinic advises against using laxatives for more than two weeks without contacting your provider, because persistent constipation deserves a diagnosis rather than suppression.
What is the difference between an osmotic and a stimulant laxative?
An osmotic agent such as polyethylene glycol draws water into the colon and softens stool; it received the only strong recommendation for chronic use in the 2023 AGA/ACG guideline. A stimulant such as bisacodyl triggers bowel motility and received a strong recommendation for short-term use of under four weeks or as rescue therapy. The choice in your particular case belongs to your doctor or pharmacist.
Does the squatting position actually help?
The direction is supportive and the evidence is modest in size. In Sikirov's 2003 study of 28 healthy volunteers, both the time to a sensation of satisfactory emptying and the degree of straining were "reduced sharply" while squatting compared with sitting. WGO recommends adopting a squatting position as part of proper toilet habits. A small footstool is a free, safe two-week experiment.
When is constipation an emergency?
See a doctor immediately with rectal bleeding, blood in the stool, constant abdominal pain, inability to pass gas, vomiting, fever, or unexplained weight loss, per NIDDK. Mayo Clinic adds a practical time limit: symptoms persisting beyond three weeks warrant a visit.
Conclusion
Chronic constipation is common enough to seem trivial and complicated enough that one-size advice fails many people. The practical summary in three sentences: measure effort and stool form rather than frequency; if fiber has not worked after weeks of consistency, that is a reason to revisit the diagnosis rather than double the dose; and any warning sign means a doctor first, however minor it looks.
And while you build the daily habit, make the easiest choice the better one: browse Bakery 8's range in Riyadh, Saudi Arabia — bread, granola and crackers with no added sugar, made with almond flour — because the plan you can tolerate is the plan that works.
References
- Rome Foundation. Rome IV Criteria — Functional Constipation (C2). theromefoundation.org.
- World Gastroenterology Organisation. Constipation: A Global Cascade Approach to Diagnosis and Management. WGO Global Guidelines, 2025.
- Chang L, et al. AGA–ACG Clinical Practice Guideline: Pharmacological Management of Chronic Idiopathic Constipation. American Journal of Gastroenterology, 2023 — as summarized by the American College of Gastroenterology (EBGI), June 2023.
- American Academy of Family Physicians. Chronic Constipation in Adults. American Family Physician, September 2022.
- Cleveland Clinic Journal of Medicine. Update on constipation: One treatment does not fit all. 2008 (including Voderholzer WA, et al. Clinical response to dietary fiber treatment of chronic constipation, 1997).
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK). Symptoms & Causes of Constipation. niddk.nih.gov.
- Mayo Clinic. Constipation — Symptoms and causes. mayoclinic.org.
- Cleveland Clinic. Constipation. my.clevelandclinic.org.
- Cleveland Clinic. Bristol Stool Chart: Types & What They Mean. my.clevelandclinic.org.
- StatPearls / NCBI Bookshelf. Constipation. ncbi.nlm.nih.gov/books.
- Sikirov D. Comparison of Straining During Defecation in Three Positions: Results and Implications for Human Health. Digestive Diseases and Sciences, 2003.
- Awareness of Constipation and Its Complications Among the General Population of Saudi Arabia. Cureus, 2024.
- Cleveland Clinic. Ketosis: Definition, Benefits & Side Effects. my.clevelandclinic.org.
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