Can Constipation Cause Back Pain? Expert Tips for Fast Relief

Highlights

• Constipation-related back pain often improves once bowel movements return to normal. 

• The link between digestive pressure and lumbar discomfort explains why both symptoms appear together. 

• Empower Fitness provides one-on-one guidance to help relieve your back pain. Start with a free consultation today!

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Can constipation cause back pain? The answer is yes, and for many people, this connection explains the discomfort that often lingers in the lower back. 

In this article, we’ll explore how constipation leads to back pain, what it feels like, and where it’s usually located. You’ll also learn practical ways to find relief from simple exercises and gut-friendly foods, and know when it’s time to see a doctor. Let's dive in!

How to Know if Back Pain Is Due to Constipation?

To know if your back pain is caused by constipation, watch for these clues: 

• The back pain occurs or worsens around or just after bowel movements before relief.

• You have symptoms of constipation, such as infrequent or hard stools, straining, bloating, or a feeling of fullness in the abdomen.

• You experience pain in the lower back, often in the lumbar area, sometimes radiating toward the lower abdomen

• Pain tends to improve after passing stool or when the abdomen is relieved by gas. 

• There are no signs of classic mechanical back pain, like sharp shooting pain down one leg, no recent injury, nor neurological symptoms like tingling or numbness in the legs. 

If you notice several of these together, constipation is likely a contributor or even the main cause of your back pain. From here, steps like exercise, diet, and possibly targeted physical therapy or nutrition support can help.

Why Constipation Leads to Back Pain? Causes Explained

Constipation may cause back pain for several interconnected reasons: 

• Abdominal pressure and distension: Hard or blocked stool stretches the colon and increases intra-abdominal pressure, which pulls on lower back muscles and can strain ligaments. 

• Postural changes: To cope with discomfort or to avoid pressure, people may adjust posture by leaning forward or backward and stiffening the core, leading to muscle strain in the back.

• Visceral referred pain: Organs in the abdomen share nerve pathways with the back, and irritation or tension in the intestines can “refer” pain to lumbar or sacral spine regions.

• Muscle tensing: Bloating or abdominal discomfort causes involuntary muscle tightening in both the abdomen and lower back, resulting in soreness. 

• Reduced movement: Constipation often goes with reduced physical activity, which weakens core and back musculature, making back pain more likely. 

• Hydration & Electrolyte Imbalance: Low fluid intake and disturbances in electrolytes,  such as magnesium or potassium, which often accompany digestive issues, can affect muscle function. 

95% of Americans are not consuming enough fiber. I would start there. just simply add more plants. - Dr. Will Bulsiewicz

What Does Constipation Back Pain Feel Like?

Constipation and back pain might feel like an aching heaviness rather than a sharp, stabbing sensation. Many people notice a sense of tightness across the lower back, often on both sides but more pronounced on one side, depending on where the stool is impacting.

It may feel as though pressure or fullness in the lower abdomen is pulling on the back muscles. Also, discomfort can increase when bending forward, twisting, or lifting objects. 

In some cases, there’s even a subtle cramping or spasm in the lumbar area or across the pelvis region that reinforces the feeling of tension and bloating. 

Where Is Constipation Pain in the Back Located?

Constipation back pain is located primarily in the lumbar region, sometimes extending to the sacrum and into the sides of the lower torso. It is less likely to originate in the upper back, neck, or shoulders.

Let’s now explore some simple at-home exercises to help relieve back pain caused by constipation.

5 Exercises to Help Relieve Back Pain Caused by Constipation

Exercise 1: Child’s Pose with Belly Release

Steps: 

1. Start on your hands and knees, tabletop position, and wrists under shoulders, knees under hips.

2. Slowly sink your hips back toward your heels, lowering your torso forward and resting your forehead or chin on the floor or a prop, like a block or pillow.

3. Let your belly drape heavily toward your thighs, but don’t tuck in. Breathe deeply, allowing the abdomen to relax and stretch gently.

4. Hold for 30 to 60 seconds, breathing into the lower belly with each inhale; exhale fully.

5. To release, walk your hands back toward your body, and sit up slowly.

Exercise 2: Supine Knee-to-Chest Stretch 

Steps: 

1. Lie flat on your back with legs extended and arms by your sides.

2. Bend one knee and slowly bring it toward your chest, wrapping your arms around your shin or knee. Keep the other leg straight on the floor.

3. Hold for 20‐30 seconds, breathing steadily.

4. Release, then repeat with the other leg.

5. For deeper relief, you can draw both knees in toward your chest together (double knee hug) and gently rock side to side.

Exercise 3: Wind-Relieving Pose

Steps: 

1. Lie on your back with knees bent and feet flat.

2. Draw both knees toward your chest, wrap your arms around them.

3. Gently rock side to side, massaging the lower back and hips.

4. Hold 30–60 seconds, breathing deeply.

5. Release by lowering one leg at a time or both slowly.

Exercise 4: Cat-Cow Stretch

Steps: 

1. Begin on hands and knees, neutral spine.

2. Inhale: drop belly toward floor, lift head and tailbone, “Cow.”

3. Exhale: round the spine upward, tuck the chin and tailbone, “Cat.”

4. Repeat slowly for 8–12 cycles, matching breath to movement.

5. Optionally pause in the most comfortable positions for extra stretch.

Exercise 5: Supine Spinal Twist

Steps:

1. Lie on your back with your arms extended out to sides in a “T” shape.

2. Bend one knee, cross it over the midline of the body toward the floor on the opposite side, keeping your shoulders grounded.

3. Turn the head to the opposite side of the bent knee for a gentle twist.

4. Hold for 30 seconds to 1 minute, breathing deeply.

5. Return to the center, repeat on the other side.

What Foods Help Relieve Constipation?

The ideal meal includes fiber, fluids, and gut-friendly foods. Here is a list of foods that support healthy bowel movements and help reduce back discomfort:

• High-fiber fruits: pears with skin, berries, apples, prunes, figs. 

• Vegetables: Leafy greens like spinach and kale, broccoli, Brussels sprouts, and carrots. 

• Whole grains: oats, barley, brown rice, quinoa. 

• Legumes: lentils, beans, chickpeas. 

• Nuts and seeds: chia seeds, flaxseeds, almonds in moderation. 

• Hydration helpers: water, herbal teas like peppermint, and clear broths. 

• Fermented Foods/Probiotics: yogurt, kefir, kimchi, to support gut flora. 

• Healthy Fats: olive oil, avocado, can help lubricate the digestive tract. 

What Not to Do When Constipated?

If constipated, avoid the following:

• Holding in bowel movements and delaying them.

• Relying on large doses of laxatives long-term without medical advice.

• Eating too many processed, low-fiber foods, such as white bread, chips, or sweets.

• Becoming extremely dehydrated, skipping fluids, or consuming too much caffeine without water.

• Leading a sedentary lifestyle, avoiding movement, or sitting for long hours.

• Lifting heavy weights or straining with poor posture while constipated.

• Ignoring persistent symptoms such as blood in the stool, severe pain, or fever.

When to See a Doctor for Constipation-Related Back Pain?

You should see a doctor if: 

• The constipation lasts for more than 2 weeks despite dietary changes, hydration, and light exercise. 

• You experience severe pain in your back or abdomen, especially if it's sudden or increasing. 

• There is blood in your stool or black tarry stools. 

• You have weight loss, fever, or signs of infection. 

• You develop numbness, tingling, or weakness in your legs. 

• If you’re pregnant and your symptoms are severe or affecting your ability to eat, sleep, or perform daily functions.

• You already have digestive disorders, and the constipation or back pain is different or worse than usual. 

In these cases, a physician can assess whether there’s an underlying medical problem, order any necessary imaging or tests, and possibly refer you to another specialist.

Get Personalized PT & Nutrition Advice to Relieve Back Pain from Constipation

If you’ve already tried home remedies like hydration, fiber, or gentle stretches and you are still struggling with constipation-related back pain, it may be time to get personalized support. 

At Empower Fitness, Dr. Ezra Miller’s team specializes in combining physical therapy and nutrition coaching to tackle the root causes of your discomfort!

Our physical therapists create targeted exercise programs that relieve pressure in the lower back, while our nutrition experts design meal strategies rich in fiber and gut-friendly foods tailored to your needs. 

If constipation is affecting your back and slowing you down, you don’t have to push through it alone. Schedule a free consultation today to discover how our approach can help you move freely and feel lighter!

FAQs About Constipation Caused by Back Pain

What Are the Risks of Untreated Chronic Constipation?

The risks of untreated chronic constipation are hemorrhoids, anal fissures, fecal impaction, and persistent back discomfort.

Can Constipation Cause Back Pain in Pregnancy?

Yes, constipation during pregnancy can contribute to back pain because hormonal changes slow digestion, and the uterus adds pressure on the intestines and lower back.

How Long Is Too Long to Be Constipated?

If constipation persists for more than two weeks or is accompanied by severe pain, blood, or weight loss, it’s too long and you should see a doctor.