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Core / Abdomen

Abdominal Strain

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Registered NDIS Provider
SIRA Registered Provider

You lifted something awkwardly, or reached at full stretch for a ball, and felt something pull across the front of your stomach. Since then, getting out of bed sideways is the only way that works, and coughing is worse. It hurts in one spot you can put a finger on, and settles the moment you stop using it. That's the pattern of an abdominal wall strain, and why it's worth knowing what's torn and how much.

What's actually causing it

Your abdominal wall is layered. The one most people know is rectus abdominis, the "six-pack" muscle running from your lower ribs and breastbone down to your pubic bone. It bends your trunk forward and braces every time you cough, lift or push. Either side of it sit the obliques, which handle twisting.

A strain happens when that muscle or its tendon is stretched or torn 1. In the abdominal wall it's usually a sudden, forceful contraction against resistance, or a sudden stretch while the muscle is already working hard. The clearest published description is a young athlete who tore the right rectus abdominis during plyometric box jumps: severe pain low on the right side, tender to press, with the muscle guarding and movement making it worse 3.

How much damage is done sits on a scale. Australian guidance now uses a six-step grading for muscle injuries 2:

GradeWhat it means
0aA focal injury you can feel, but imaging looks normal
0bGeneralised soreness, the kind that follows unfamiliar work
1Small local tears, limited loss of power
2Moderate localised tears, moderate loss of power
3Extensive tearing, significant loss of power
4A complete tear of the muscle, or where muscle meets tendon

That grading covers muscle injuries generally, because there's very little research on abdominal strains specifically: fewer than a dozen ultrasound-diagnosed rectus abdominis tears have ever been written up 3. Anyone quoting confident numbers for this exact injury is going beyond the evidence.

Front of the trunk showing the layered abdominal muscles with a small strain in one side

Abdominal strain, or something else? How to tell the difference

Several things sit in the same place and behave differently enough to matter.

  • Athletic pubalgia, loosely called a sports hernia or a core muscle injury. It's an overuse problem involving weakness or disruption where rectus abdominis attaches onto the pubic bone, or in the back wall of the inguinal canal, without any hernia you can actually detect. It shows up in sports built on cutting, pivoting and kicking, and often needs surgical treatment once conservative care has failed 5. Persistent low abdominal or groin pain in an athlete deserves a proper look.
  • A true hernia. The flag is a visible bulge or lump, particularly one that appears when you strain and disappears when you lie down. That's a medical assessment, not a rehabilitation problem.
  • Diastasis recti: a separation between the two sides of rectus abdominis rather than a tear through it. Common after pregnancy, and managed differently.
  • Intercostal or side strain: higher and further around, at the rib attachments. If breathing in deeply is what catches, look there first.
  • Osteitis pubis: pain at the pubic bone itself, right where the lower abdominals anchor.
  • Pain that isn't muscular at all. Abdominal wall pain is localised, tender to press, provoked by loading and eased by unloading 3. Pain that ignores all of that isn't a physiotherapy problem.

How it's diagnosed

A strain is usually worked out from your story and an examination, with scans used only sometimes 1. You'll be asked how it happened and what you're feeling, then checked for swelling, bruising, pain and muscle strength 1. How much power you've lost feeds into the grade 2.

What hurts tells the clinician a lot. In tennis players with a strained rectus abdominis, the tender spot is usually below the belly button. Pain on a sit-up movement points to a moderate strain. Pain on simply bearing down, or reaching overhead, points to a more severe one 7. If the picture still isn't clear, an ultrasound can show the damaged area and an X-ray can rule out a fracture 1.

How we treat it

1
An assessment that works out which layer is involved. Where it's tender, what movement reproduces it, how much power you've lost, and whether anything above fits better. Our physiotherapy page explains how an appointment runs.
2
Sensible early management. Protection and relative rest (avoiding what significantly increases your pain while otherwise staying gently active 2) with ice, compression and elevation 1.
3
Graded trunk-stabilisation rehabilitation. This is the part that rebuilds the tissue's tolerance. And in the one documented conservative case, it was rehabilitation directed at truncal stabilisation that got the athlete back to sport pain-free 3.
4
A return to sport matched to how it happened. If yours went on a twist, that's what the plan rebuilds; if it went on a jump or kick, that is. See sports physiotherapy.
5
Load management going forward. The prevention advice is unglamorous and real: increase load gradually, warm up and cool down, use the right equipment, stay hydrated, rest 1.

Other treatments we may use

Ice, used properly.

A cold pack for 20 minutes at a time, several times a day 1, or every two waking hours early on 2, always with damp towelling between the pack and your skin.

The things to avoid early, which cut against instinct.

No heat, no alcohol, and no firm direct massage in the first 72 hours. The Australian guidance is explicit that massage "can cause more swelling" at this stage 1,2. Running goes on the same list 2.

Taping, bracing or bandaging.

For moderate to severe strains, a few weeks of support is part of standard management alongside strengthening 1.

Anti-inflammatory gels and pain medication, with the real caveats.

A Cochrane review of 61 studies found topical anti-inflammatories do beat placebo for acute strains, but the benefit depends heavily on the product: diclofenac Emulgel, ketoprofen gel and ibuprofen gel performed best, every other drug and formulation combination was meaningfully weaker, and benzydamine didn't beat placebo at all 4. Oral pain relief carries its own warning in the Australian guidance: these medicines "can sometimes disrupt the healing of soft tissue injuries" 2. That's a conversation for your GP or pharmacist; Well Motion physiotherapists don't prescribe or administer medication.

Surgery, and why it's usually not the answer.

Surgery is rarely required for a strain 1, and even for the most severe grade, medium-to-long-term function turns out similar whether someone has surgery or immobilisation followed by physical therapy 2.

Your recovery path: Reset, Rebuild, Return

An abdominal strain is treated in the order set out in The Well Motion Recovery Path™. You move up a phase on what your trunk can tolerate, not on a date.

  • Reset: the first few days. Protection and relative rest with ice, compression and elevation 1,2, plus taping if the strain is moderate or worse 1. Expect coughing, sitting up and twisting to catch 3. We move you on once getting out of bed no longer makes the pain build.
  • Rebuild: the longest phase. Graded trunk stabilisation exercise, from gentle bracing up to sit-up, twisting and loaded movements. Expect the tender spot to settle last. We move you on when the muscle does what your daily tasks ask of it.
  • Return: work, lifting, the gym or sport. We test the movement that caused it, whether a twist, a jump or a heavy lift. You leave with a plan for building load gradually 1, and athletes with eccentric and plyometric abdominal exercises to keep up in season 7.

How long it usually takes. No large study has measured recovery time for this injury. Soft tissue injuries generally take a few weeks 2. In the one published grade 2 rectus abdominis tear managed without surgery, the athlete was back at sport at 5 weeks and a scan confirmed healing at 3 months 3. That is a single case, so your grade matters more than that figure.

Reducing your risk of it coming back

No trial has tested how to prevent an abdominal strain, so these lean on what's known about when they happen and why they recur:

  • Ease into the season. In professional baseball, more of these injuries happened from March to May, the opening months, than from June to August 8. Raise your training load gradually 1.
  • Finish your rehab. Soft tissue injuries come back or get worse mostly when treatment and rehabilitation fall short 2. In baseball, 12.1% of abdominal strains were reinjuries 6.
  • Keep the strength work going. One tennis program built on eccentric (lengthening under load) and plyometric (explosive) abdominal exercises had no re-injuries among 21 players over about 13 months, and kept those exercises going two or three times a week in season 7. There was no comparison group.
  • Warm up, and take breaks. Standard advice for any strain 1.

When to get it checked properly

There's no official five-item checklist for this, whatever a search result suggests. What the Australian guidance actually flags:

  • Pain that's severe, or an injury where a fracture can't be ruled out 1
  • Symptoms that get worse over the first 24 hours 2
  • Symptoms that aren't improving within a week 1
  • A visible bulge or lump in the abdominal wall: that needs a medical opinion for a possible hernia
  • Low abdominal or groin pain in an athlete that keeps returning despite conservative treatment 5
  • Pain that doesn't change when you change position or load, or comes with fever, vomiting or bleeding: that's a medical problem, not a muscular one

Imaging isn't automatic, but it has a role: ultrasound can show the damaged area, and an X-ray can rule out a fracture 1.

Most abdominal strains are none of the above. They're a muscle asked to do more than it was ready for, and they respond well to being rebuilt in the right order.

Your first appointment

We start by listening: how it began, what makes it worse, and what it's stopping you from doing. Then we examine the area, explain what we find in plain English, and agree a plan with you. Your first visit is 40 minutes at Engadine and 30 minutes at our other clinics.

We see patients at Engadine, Mount Annan, Narellan and Appin, and at home through our mobile physiotherapy service. If you have private health cover, here's how health fund rebates work for physiotherapy.

FAQs

What does a torn abdominal muscle feel like?

Sharp or pulling pain in one identifiable spot, worse when you cough, laugh, sneeze, sit up or twist. It's tender to press on, and the muscle often guards, tightening protectively as you move 3. Swelling, bruising and difficulty using the area can come with it 1.

How do you fix a torn abdominal muscle?

In two stages: protection, relative rest, ice, compression and elevation early 1,2, then graded trunk-stabilisation strengthening 3. The first stage settles it; the second stops it recurring.

How do you tell the difference between a pulled muscle and a torn muscle?

Mostly by how much power you've lost, which is why the modern grading runs on a scale rather than a yes-or-no 2. "Pulled" and "torn" are the same injury at different points on the grading table above, from soreness with a normal scan through to a complete tear.

How long can a torn abdominal muscle take to heal?

It depends on the grade, and we won't quote a number the evidence can't support. Soft tissue injuries generally take a few weeks 2. In the one published conservatively managed grade 2 rectus abdominis tear, the athlete returned to sport pain-free at five weeks, with imaging confirming healing at three months 3. Hamstring strains, better studied, average about three weeks with tails beyond 100 days 2. The range is wide, and your grade matters more than any average.

What are three signs of an abdominal injury?

For an abdominal wall muscle injury: pain in a specific spot you can reproduce by loading the muscle, tenderness when you press on it, and difficulty using the area normally 1,3. Swelling, bruising and stiffness commonly come with those 1,2.

How do you tell if abdominal pain is muscular or internal?

Muscular pain has a location you can point to, is tender to press, and changes predictably with what you ask the muscle to do: a sit-up, a twist or a cough provokes it, unloading eases it 3,5. Pain that ignores all of that, or arrives with fever, vomiting or bleeding, needs a doctor, not a physiotherapist 1,2.

More Core / Abdomen conditions

Core / Abdomen

Intercostal / Side Strain

Pain around or between the lower ribs on one side, worse on a deep breath, a twist or an overhead throw. In cricket and throwing sports it's called a side strain.

Read more
Core / Abdomen

Diastasis Recti

Separation of the abdominal muscles down the midline after pregnancy. Often noticed as a gap or doming through the middle of your belly, and a core that feels like it won't switch on.

Read more

If sitting up, twisting or coughing still catches you, the next step is working out which layer of the abdominal wall is involved and how much load it's happy with.

Book an appointment and we'll build the plan from there, or head back to the core and abdomen injury guide.

Book an Assessment
Ahmed Elsayed, Principal Physiotherapist
Reviewed by Ahmed Elsayed Principal Physiotherapist at Well Motion

References

  1. Sprains and strains. healthdirect Australia (last reviewed June 2024). https://www.healthdirect.gov.au/sprains-and-strains
  2. Sprains and strains. Better Health Channel, Victorian Department of Health: produced with the Australian Physiotherapy Association (reviewed 2 October 2023). https://www.betterhealth.vic.gov.au/health/conditionsandtreatments/sprains-and-strains
  3. Ruff AN, Cornelson SM, Panter AS, Kettner NW. Rectus abdominis muscle tear diagnosed with sonography and its conservative management. Journal of Ultrasound, 2019. https://doi.org/10.1007/s40477-019-00416-y
  4. Derry S, Moore RA, Gaskell H, McIntyre M, Wiffen PJ. Topical NSAIDs for acute musculoskeletal pain in adults. Cochrane Database of Systematic Reviews, 2015. https://doi.org/10.1002/14651858.CD007402.pub3
  5. Elattar O, Choi HR, Dills VD, Busconi B. Groin injuries (athletic pubalgia) and return to play. Sports Health, 2016;8(4):313-323. https://doi.org/10.1177/1941738116653711
  6. Conte SA, Thompson MM, Marks MA, Dines JS. Abdominal muscle strains in professional baseball: 1991-2010. American Journal of Sports Medicine, 2012;40(3):650-656. PMID 22268233. https://doi.org/10.1177/0363546511433030
  7. Maquirriain J, Ghisi JP, Kokalj AM. Rectus abdominis muscle strains in tennis players. British Journal of Sports Medicine, 2007;41(11):842-848. PMID 17957025. https://doi.org/10.1136/bjsm.2007.036129
  8. Tenner ZM, Lamba A, Camp CL, Griffith TB, Conte S. Abdominal oblique and rectus muscle injuries in Major and Minor League Baseball players: an updated epidemiological review. Orthopaedic Journal of Sports Medicine, 2024;12(11):23259671241293454. PMID 39555318. https://doi.org/10.1177/23259671241293454