If you have a history of low back pain, you might think weight training is off the table. The opposite is usually true: weight training is one of the best things you can do for a resilient back. The key is earning the right to lift and building back up the smart way.
In this guide we cover why weight training matters for your back, how to settle pain first, the role of the McGill Big 3 and core strength, safe deadlift technique, and smart alternatives, so you can keep lifting for life.
Why Weight Training Matters for Your Back
For anyone with a history of low back pain, weight training is not something to fear, it is essential. A strong, well-conditioned body handles daily loads far better and is less likely to flare up. The evidence supports resistance training for back pain, and in our experience, people who build strength gain both a more robust back and the confidence that they are not fragile. The goal is not to avoid load, but to prepare your back to handle it.
Earn the Right to Lift
That said, you have to earn the right to load heavy. After an injury or flare-up, the priority is to settle pain, restore movement and build a base, before chasing your old numbers. This is where ego gets in the way: the drive to get back to normal is healthy, but rushing often sets you back. We take people through a clear process, heal, calm the pain, build a foundation, then progress strength, rather than skipping to the end.
Settle the Pain: Find and Avoid Your Triggers
Before loading up, it helps to understand your pain. A thorough assessment can often uncover the specific triggers and factors behind your back pain, rather than leaving it as a vague mystery. For many people, repeated bending or lifting from the floor is a trigger. Temporarily avoiding the movements that flare you up lets the tissues settle and the nervous system calm down. As the leading spine researcher Professor Stuart McGill puts it, aggravating pain in the early stages is like picking at a scab that is trying to heal. Settle it first, then build.
The McGill Big 3 and Core Strength
To build a stable base, we lean on the McGill Big 3: the modified curl-up, the side plank and the bird dog. These build the core strength and spinal stiffness that support your back without overloading it. A strong core acts like armour, reducing the small, uncontrolled movements that often drive pain. For anyone with a history of low back pain, these should become a daily habit, as routine as brushing your teeth. Our full guide to the McGill Big 3 walks you through them.
Walking Before Weight Training
Before and alongside the gym, a walking program is a must. For some people that starts with ten-minute walks, three or four times a day, at a moderate pace. Walking gently engages the deep core muscles, offloads the back, and helps you relax, which is why we treat it as the foundation of any strength program for the lower back. Simple, but powerful.
Deadlifts, DOMS and Good Technique
Deadlifts often get blamed for back pain, but usually the issue is technique, not the deadlift itself. Done well, a deadlift keeps a neutral spine, with your back holding a steady, braced position throughout the lift. Soreness in your lower back after deadlifts is often a sign your technique needs attention, rather than a normal training effect. We cue a neutral spine and a solid hinge, reduce the load if needed, and rebuild the pattern, sometimes using a single-leg Romanian deadlift or a simple hinge drill to groove it.
Should You Feel DOMS in Your Back?
Generally, no. While muscle soreness elsewhere is normal after training, marked soreness in the lower back after lifting usually points to a technique or loading issue rather than good training. If your back is consistently sore after deadlifts, it is worth getting your technique checked rather than pushing through.
Returning to Weight Training After a Flare-Up
Once an acute flare-up has settled, returning to training is essential, movement is what rebuilds a back. Start with pain-free options in the gym, such as the bike, walking or gentle work, then gradually return to your normal program. The golden rule: never return at the same weight you left off. Deloading, reducing intensity, or swapping in a swim for a session is not weakness; it lets your body recover and come back stronger.
Smart Weight Training Alternatives
Weight training with a sensitive back is about finding what works for you, not giving up. If conventional deadlifts are too much, we might deadlift from blocks, or use kettlebell, suitcase, sumo or raised variations. If compressive load through back squats aggravates you, a lunge with the weight held between the legs strengthens the same areas without loading the spine the same way. Farmers carries, sled pushes and pulls, and even skipping all build strength and a stiff, supportive torso. There is almost always an alternative.
Weight Training for Prevention
If you have never had back pain, the same principles prevent it. Keep up the Big 3, build conditioning and muscular endurance, and develop strength with good programming and sensible loading. The worst thing you can do for your back is nothing: if you sit for eight hours and then sit all evening, no exercise will save your back. Move, load it well, and it will stay strong.
Common Questions About Weight Training
Can you weight train with low back pain?
Yes, and you usually should. Weight training builds a stronger, more resilient back, provided you settle any flare first, use good technique, and progress load sensibly, ideally with guidance.
Are deadlifts bad for your back?
No, when done well. A deadlift with a neutral, braced spine is a great exercise. Back soreness afterwards usually signals a technique issue worth addressing, not a reason to stop deadlifting for good.
What builds core strength for a bad back?
Endurance-based work like the McGill Big 3 builds the core strength and spinal stability the back needs, without heavy loading. Consistency, done daily, matters more than intensity.
How BeFit Can Help With Low Back Pain
At BeFit Training Physiotherapy, we help you keep lifting, safely, with a history of low back pain. Our physiotherapy team finds your triggers and settles your pain, and our strength and conditioning coaching rebuilds your technique and load so you can train with confidence. Initial consultations run for 45 minutes, one-on-one.
Our team at Edgecliff and Coogee would be glad to help. No referral is required, and HICAPS is available on-site for immediate health fund claiming.
Book an appointment at BeFit Training Physiotherapy — no referral needed.
Edgecliff: (02) 9327 7749 | Coogee: (02) 7205 2805 | befittrainingphysio.com/book-now
Related Services at BeFit
Learn more about how our team can help:
Strength & Conditioning
Lower Back Pain Physiotherapy
Sports Physiotherapy
Further Reading
How the McGill Big 3 Can Ease Your Low Back Pain
How to Train Through Low Back Pain as an Athlete
The Truth About Trunk Core Stability and Low Back Pain
How to Know Which Lower Back Pain Treatment Works (Part 3)
How to Ease Lower Back Pain With the Right Exercises (Part 4)
References
McGill SM, Childs A, Liebenson C. Endurance times for low back stabilization exercises: clinical targets for testing and training from a normal database. Arch Phys Med Rehabil. 1999.
Welch N, et al. The effects of a free-weight-based resistance training intervention on pain, squat biomechanics and MRI-defined lumbar fat infiltration and functional cross-sectional area in those with chronic low back pain. BMJ Open Sport Exerc Med. 2015.
Steele J, Bruce-Low S, Smith D. A review of the specificity of exercises designed for conditioning the lumbar extensors. Br J Sports Med. 2015.
Australian Physiotherapy Association. Clinical guidelines. physiotherapy.asn.au.
