Strength Training for Low Back Pain: What the Research Actually Says | Movement Coaching & Osteopathy

Low back pain is the leading cause of disability worldwide — and chances are, either you have experienced it yourself or someone you know has (GBD 2015 Disease and Injury Incidence and Prevalence Collaborators, 2016). It disrupts sleep, limits work, and makes the simplest tasks feel daunting. But here is the thing: staying active is one of the best things you can do for it. More specifically, strength training has emerged as one of the most well-supported interventions available (Hayden et al., 2021; World Health Organisation, 2023).

The question is not whether to exercise — it is how to exercise. A recent systematic review published in the European Spine Journal (Oliveira et al., 2026) took a deep dive into exactly that, examining the specific dosage parameters of strength training for chronic low back pain. The findings are practical, clinically relevant, and — perhaps surprisingly — suggest that more is not always more.

Understanding Low Back Pain (Without the Jargon)

Low back pain is broadly defined as pain, muscle tension, or stiffness between the bottom of your ribcage and the top of your buttocks with or without pain radiating down the legs (Oliveira et al., 2018). In the vast majority of cases, up to 90%, there is no specific structural cause identified on imaging. This is called non-specific low back pain, and it is the most common presentation.

What drives it? A combination of physical, psychological, and social factors sitting for prolonged periods, poor movement patterns, stress, sleep quality, and general de conditioning all play a role (Hartvigsen et al., 2018). This is why passive treatments like rest or heat can help short-term, but rarely fix the underlying problem. The body needs to be loaded to adapt.

Why Strength Training?

Strength training using external resistance to progressively load the muscles does several important things for people with back pain:

• Builds resilience in the muscles supporting the spine

• Improves neuromuscular control and movement confidence

• Reduces pain through graded exposure to load

• Addresses the fear-avoidance patterns that keep many people stuck

Clinical practice guidelines across Europe, Australia, and North America all recommend exercise, including strength training, as a first-line treatment for low back pain (George et al., 2021; Oliveira et al., 2018; World Health Organization, 2023). The challenge has been: what kind of strength training, and how much of it?

What the Latest Research Tells Us About Dosage

The 2026 systematic review by Oliveira and colleagues analysed randomised controlled trials specifically examining strength exercise parameters things like intensity, frequency, number of sets and reps, and total training duration. Here is what stood out.

Higher Intensity Works Better

Exercises performed at greater than 60% of your one-rep maximum (1RM) which feels like a solid, challenging load produced better outcomes for pain and disability than lighter, low-effort training. This aligns with what we know from pain neuroscience: confronting load in a graded, progressive way can actually reduce perceived threat and improve function (Oliveira et al., 2026).

Coaching cue: “You should be working hard by the last few reps of each set. If the weight feels easy the whole time, it's probably not challenging enough to drive progress”

Once a Week Can Be Enough

This is the finding that surprises. Participants who trained once per week showed better outcomes than those training more frequently. The researchers suggest that many people with chronic low back pain may benefit from longer recovery periods between sessions particularly those who are deconditioned or managing pain flare-ups.

This is clinically significant: it challenges the assumption that more training is always better, and it has real implications for adherence. Committing to one focused session per week is far more sustainable than three for most busy adults.

Shorter Programmes, Meaningful Results

“Interventions lasting three months or less produced statistically significant reductions in both pain intensity and disability. For you: a structured, 8 to 12 week programme with progressive loading can produce real, measurable improvement”

Target the Back, Not Just General Fitness

The review found that exercises targeting the lumbar extensors, the muscles that run along either side of your spine, were more effective for reducing back pain than general strength training alone. That doesn't mean general strength training isn't valuable. It has well established health benefits (Garber et al., 2011). But if your main goal is to reduce back pain, training the right muscles matters. I recently shared a post showing one exercise that specifically targets these muscles.

Practical Exercises to Get You Started

The following exercises are appropriate for most people with chronic non-specific low back pain. If you have specific conditions such as disc herniation, stenosis, or osteoporosis, speak with your osteopath who can coach your through this rehabilitation before beginning.

1. Romanian Deadlift (Lumbar Extensor Focus)

2. Seated Cable Row or Bent-Over Row

3. Hip Hinge Deadlift Variation (Trap Bar or Conventional)

4. Back Extension or Prone Hip Extension

Programming Recommendations

Based on the evidence, here is a starting framework:

Variable

Recommendation

Frequency

1–2 × per week

Intensity

> 60% of your maximum effort

Sets

2–4 per exercise

Reps

6–12 per set

Duration

8–12 weeks minimum

Exercise focus

Lumbar extension + hip hinge patterns

Progress load every 1 to 2 weeks as tolerated. This progressive overload principle is what drives adaptation (Phillips & Winett, 2010).

Common Mistakes to Avoid

Starting too light and never progressing. Low-load exercise has its place, but if the goal is improving pain and function, you need to eventually challenge the system. Staying in your comfort zone indefinitely does not build resilience.

Training through sharp, shooting, or radiating pain. Discomfort and effort are expected. Sharp, shooting, or nerve-like pain (especially down the leg) is a signal to stop and reassess with a clinician.

Doing too much, too soon. Jumping from sedentary to five days a week of heavy lifting is a recipe for a flare-up. One well-programmed session per week is a legitimate and effective starting point.

Neglecting technique. Especially for lumbar extension and deadlift patterns, poor form shifts load away from the target muscles and onto passive structures. Get a professional movement coach or clinician to review your form early.

Who Is This For?

This approach is best suited for adults with chronic non-specific low back pain — pain that has been present for more than 12 weeks without a specific structural cause. It is also appropriate for those who have recovered from an acute episode and want to reduce their risk of recurrence.

Speak to a physiotherapist first if you have: acute severe pain, recent trauma or fracture, nerve symptoms (numbness, weakness, or bladder/bowel changes), or a known diagnosis such as spinal stenosis, spondylolisthesis, or inflammatory arthropathy.

The Bottom Line

The evidence is clear: strength training works for low back pain — and you do not need to train every day to see results. A focused, higher-intensity programme targeting the lumbar extensors, performed once or twice per week for eight to twelve weeks, can produce meaningful reductions in pain and disability (Oliveira et al., 2026; Hayden et al., 2021; Owen et al., 2020).

The key is getting started, progressing intelligently, and being consistent. If you are not sure where to begin, working with a Movement Rehabilitation Coach can ensure you load safely and effectively

Written by Craig O’Connor — Registered Osteopath & Movement Rehabilitation Coach at MotionPlus Osteo, Hamilton.

This is for education purpose only, this is not medical advice.

References

Garber, C. E., Blissmer, B., Deschenes, M. R., Franklin, B. A., Lamonte, M. J., Lee, I. M., Nieman, D. C., & Swain, D. P. (2011). Quantity and quality of exercise for developing and maintaining cardiorespiratory, musculoskeletal, and neuromotor fitness in apparently healthy adults. Medicine & Science in Sports & Exercise, 43(7), 1334–1359. https://doi.org/10.1249/MSS.0b013e318213fefb

GBD 2015 Disease and Injury Incidence and Prevalence Collaborators. (2016). Global, regional, and national incidence, prevalence, and years lived with disability for 310 diseases and injuries, 1990–2015. The Lancet, 388(10053), 1545–1602. https://doi.org/10.1016/S0140-6736(16)31678-6

George, S. Z., Fritz, J. M., Silfies, S. P., Schneider, M. J., Beneciuk, J. M., Lentz, T. A., Gilliam, J. R., Hendren, S., & Norman, K. S. (2021). Interventions for the management of acute and chronic low back pain: Revision 2021. Journal of Orthopaedic & Sports Physical Therapy, 51(11), CPG1–CPG60. https://doi.org/10.2519/jospt.2021.0304

Hartvigsen, J., Hancock, M. J., Kongsted, A., Louw, Q., Ferreira, M. L., Genevay, S., Hoy, D., Karppinen, J., Pransky, G., Sieper, J., Smeets, R. J., Underwood, M., & Lancet Low Back Pain Series Working Group. (2018). What low back pain is and why we need to pay attention. The Lancet, 391(10137), 2356–2367. https://doi.org/10.1016/S0140-6736(18)30480-X

Hayden, J. A., Ellis, J., Ogilvie, R., Malmivaara, A., & van Tulder, M. W. (2021). Exercise therapy for chronic low back pain. Cochrane Database of Systematic Reviews, 9, CD009790. https://doi.org/10.1002/14651858.CD009790.pub2

Oliveira, C. B., Maher, C. G., Pinto, R. Z., Traeger, A. C., Lin, C. W. C., Chenot, J. F., van Tulder, M., & Koes, B. W. (2018). Clinical practice guidelines for the management of non-specific low back pain in primary care: An updated overview. European Spine Journal, 27(11), 2791–2803. https://doi.org/10.1007/s00586-018-5673-2

Oliveira, G. M., Pereira, L. R., Miola, F. C., Leme, B. M., & Oliveira, V. C. (2026). Effects of strength exercise dosage on pain intensity and disability in people with low back pain: A systematic review. European Spine Journal. https://doi.org/10.1007/s00586-026-09901-5

Owen, P. J., Miller, C. T., Mundell, N. L., Verswijveren, S. J. J. M., Tagliaferri, S. D., Brisby, H., Bowe, S. J., & Belavy, D. L. (2020). Which specific modes of exercise training are most effective for treating low back pain? Network meta-analysis. British Journal of Sports Medicine, 54(21), 1279–1287. https://doi.org/10.1136/bjsports-2019-100886

Phillips, S. M., & Winett, R. A. (2010). Uncomplicated resistance training and health-related outcomes: Evidence for a public health mandate. Current Sports Medicine Reports, 9(4), 208–213. https://doi.org/10.1249/JSR.0b013e3181e7da73

Saragiotto, B. T., Maher, C. G., Yamato, T. P., Costa, L. O., Costa, L. C., Ostelo, R. W., & Macedo, L. G. (2016). Motor control exercise for chronic non-specific low-back pain. Cochrane Database of Systematic Reviews, 1, CD012004. https://doi.org/10.1002/14651858.CD012004

World Health Organization. (2023). WHO guideline for non-surgical management of chronic primary low back pain in adults in primary and community care settings. World Health Organization. https://doi.org/CC BY-NC-SA 3.0 IGO

The information provided in this article is for educational and informational purposes only and is not intended as medical advice, diagnosis, or treatment. Always seek the advice of a qualified healthcare professional or osteopath regarding any medical condition, injury, or physical activity program. Never disregard professional medical advice or delay in seeking it because of something you have read on this website.