In short
Exercise can help sciatica, though the research shows the benefit is modest and the best type varies from person to person. Start with gentle movements that ease leg pain rather than worsen it, keep walking, and build up slowly. A physiotherapist can find which movements suit you.
On this page
Do exercises help sciatica?
They can. A systematic review in Spine found that structured exercise may give a small extra benefit for leg pain in the short term compared with simple advice to stay active, though the quality of the evidence was low. Both approaches share the same core message: keep moving.
Because sciatica has different causes, the exercise that helps one person can aggravate another. That’s why the most useful guide is how your leg pain responds.
A simple rule: watch the leg pain
Many physiotherapists use leg symptoms as a guide:
- Good signs: leg pain eases, or retreats from the foot or calf back towards the buttock or back. This is called centralisation.
- Warning signs: pain spreads further down the leg, or numbness or pins and needles increase. Stop that movement.
Some back discomfort while exercising is common and usually fine.
Nerve pain getting in the way?
Talk it through with an Australian doctor online. No referral needed.
Movements commonly used for sciatica
Try these gently, a few repetitions at a time, and keep the ones that ease or don’t change your leg symptoms.
- Walking. Short, frequent walks are one of the best things you can do. Build up the time gradually.
- Lying on your stomach and pressing up. Lie face down, then gently prop up on your elbows, and later on your hands, letting your back relax. This helps some people with disc-related sciatica. Stop if leg pain worsens.
- Knee to chest. Lying on your back, bring one or both knees towards your chest and hold for 20 to 30 seconds. This suits some people better, including many with spinal stenosis.
- Nerve glides. Sitting upright, slowly straighten your affected knee while lifting your head to look up, then bend the knee as you look down. Keep it small and smooth. It should not provoke strong pain.
- Bridge and gentle core work. Once the pain settles, strengthening the hips and trunk helps prevent recurrences.
What to avoid early on
- Long periods of sitting, especially in low or soft seats. Get up and move every 20 to 30 minutes.
- Aggressive hamstring stretches that pull hard on the back of the leg. They can irritate the nerve.
- Pushing through severe or spreading leg pain.
How long until exercises help?
It varies. Many people notice small improvements within a couple of weeks of regular movement, with steady gains over the following months. Sciatica often improves on its own as well, so exercise is about helping recovery along and keeping you active while it happens.
When to get help
See a GP or physiotherapist if exercises keep making your leg pain worse, if you have numbness or weakness, or if you’re not improving after a few weeks. Go to an emergency department for numbness around the groin, new bladder or bowel problems, or leg weakness that’s getting worse.
Next step: talk to a doctor
Answer a few quick questions and you’ll get an email about your eligibility. A consultation doesn’t guarantee any particular treatment.
References
- Fernandez M, Hartvigsen J, Ferreira ML, et al. Advice to Stay Active or Structured Exercise in the Management of Sciatica: A Systematic Review and Meta-analysis. Spine (Phila Pa 1976). 2015;40(18):1457-66.
- Jensen RK, Kongsted A, Kjaer P, et al. Diagnosis and treatment of sciatica. BMJ. 2019;367:l6273.
- Ropper AH, Zafonte RD. Sciatica. N Engl J Med. 2015;372(13):1240-8.
- healthdirect. Sciatica.
This guide is general information, not medical advice. It doesn’t replace a consultation with a doctor who knows your history. In an emergency, call 000.