This page is currently unavailable.

Low Back Pain: Causes, Symptoms, Physical Therapy, and Safe Exercises

Low Back Pain

What is low back pain?

Low back pain is one of the most common reasons people limit walking, sitting, lifting, sleep, work, and exercise. It can come from muscles, joints, discs, nerves, the SI region, or referred hip problems — and most of the time it is not dangerous. Most episodes improve with active care: staying reasonably active, calming symptoms, and gradually rebuilding movement and strength. The key is identifying what is driving your pain, screening for the small number of serious causes, and matching the plan to your symptoms rather than to a generic diagnosis label.

When should I worry?

Seek urgent medical care for new bowel or bladder problems, numbness in the groin or saddle region, progressive leg weakness or foot drop, or rapidly worsening nerve symptoms. Fever with back pain, back pain after significant trauma, unexplained weight loss, a history of cancer, or severe pain that doesn't change with position also need medical evaluation before any exercise program.

How can physical therapy help?

A PT evaluation clarifies the pattern — back-driven, nerve-driven, hip/pelvis-driven, a mobility deficit, a control deficit, or a load-tolerance problem — and screens your neurologic status and safety first. Treatment combines education, manual therapy when appropriate, graded exercise, and practical strategies for sitting, sleeping, lifting, work, and sport, progressing from symptom-calming movement to durable strength.

How long does it take?

Many episodes improve meaningfully within 2–6 weeks and substantially by 6–12 weeks with active care, though recurrence is common and rarely a straight line — flare-ups happen and are usually manageable with plan adjustments. Persistent nerve symptoms, progressive weakness, or pain that isn't trending better despite good care are the triggers for re-evaluation and coordinated referral.

What exercises are safe?

It depends on your symptom response more than your diagnosis. Early options usually include gentle mobility, walking as tolerated, and positions of relief; strengthening builds from there. Two universal rules: stay generally active rather than resting completely, and stop anything that pushes symptoms farther down the leg — that's a signal to change the plan, not push through.

Schedule an evaluation

In Illinois, you can see a physical therapist directly — in most cases no physician referral is needed to be evaluated. If low back pain is limiting your day, schedule a direct-access evaluation at any TRTP location: Garfield Ridge, Jefferson Park, Lincolnwood, North Edgebrook, or Edgebrook.

Low back pain is one of the most common reasons people stop walking, lifting, exercising, sleeping comfortably, or getting through a normal workday. Sometimes it starts suddenly after bending, lifting, twisting, coughing, falling, or sitting too long. Other times it builds gradually from repeated strain, stiffness, weakness, deconditioning, poor load tolerance, nerve sensitivity, or a return to activity that moved faster than the body was ready for.

Many low back pain episodes improve with the right guidance, steady activity, and a plan that matches the person. Guessing from symptoms alone is not a safe or effective long-term strategy. A physical therapy evaluation helps separate routine mechanical back pain from nerve involvement, hip or pelvis contributors, work-related movement problems, and symptoms that need medical referral.

At Total Rehab Therapy Partners, our physical therapists evaluate how the spine moves, how the hips and legs contribute, how symptoms respond to movement, and what the patient actually needs to do: sit, walk, lift, work, sleep, care for family, exercise, or return to sport. The goal is not just to calm pain. The goal is to restore confident movement and reduce the chance that the same flare keeps coming back.

Most low back pain is not dangerous, but some symptoms require prompt medical evaluation. Seek urgent medical care or physician evaluation when any of the following are present:

New bowel or bladder problems, urinary retention, loss of control, or numbness in the groin/saddle region.

Progressive leg weakness, foot drop, severe numbness, or rapidly worsening nerve symptoms.

Fever, chills, recent infection, wound drainage, or feeling severely ill with back pain.

Back pain after a fall, motor vehicle crash, blow to the back, or trauma, especially with osteoporosis or steroid use.

Unexplained weight loss, history of cancer, immunosuppression, or severe pain that does not change with position or rest.

Constant night pain, severe unrelenting pain, or symptoms that are worsening despite appropriate care.

Recent surgery with increasing pain, fever, drainage, worsening leg symptoms, or loss of function.

Screens for symptoms that require medical referral and coordinates care when needed.

Identifies the likely movement pattern, symptom irritability, and functional limitations.

Improves safe spine and hip mobility without forcing painful motion early.

Builds trunk control, hip strength, leg strength, endurance, balance, and confidence with loading.

Teaches practical strategies for sitting, sleeping, standing, lifting, driving, work tasks, and exercise modification.

Progresses the HEP from pain-calming movements to durable strength and return-to-life capacity.

Uses manual therapy, exercise, education, and selected modalities as tools within a clear functional plan.

What causes low back pain?

How do I know if my back pain is serious?

When should I go to the ER for back pain?

Can physical therapy help low back pain?

What is the difference between low back pain and sciatica?

Do I need an MRI for low back pain?

Should I rest or keep moving when my back hurts?

Is heat or ice better for low back pain?

What exercises should I avoid with low back pain?

Why does my back hurt when I sit?

Why does my back hurt when I stand or walk?

Can I start physical therapy without a doctor referral in Illinois?

How long does low back pain take to improve?

Should I wear a back brace?

Can back pain come from my hip?

Scott M. Wolff, PT

July 12, 2026

If low back pain is limiting walking, sitting, work, sleep, lifting, exercise, or sport, a physical therapy evaluation can help identify the likely cause and build a safe plan. TRTP offers direct-access physical therapy evaluations for many low back pain conditions in Illinois.

Schedule an Evaluation

A dull ache, tightness, stiffness, sharp catch, spasm, or burning pain in the low back.

Pain that worsens with bending, twisting, lifting, sitting, standing, walking, coughing, or getting out of bed.

Pain that spreads into the buttock, hip, thigh, calf, or foot.

Numbness, tingling, weakness, heaviness, or cramping in the leg when nerve irritation is involved.

Difficulty standing upright, rolling in bed, getting out of a chair, driving, sleeping, or lifting safely.

Recurring flares that improve for a while, then return when activity increases.

Muscle or ligament strain from lifting, twisting, falls, repetitive work, or sudden awkward movement.

Disc irritation or disc herniation, sometimes with nerve symptoms into the leg.

Lumbar radiculopathy or sciatica when a nerve root is irritated or compressed.

Degenerative disc or joint changes, including lumbar osteoarthritis and facet joint irritation.

Lumbar spinal stenosis, often worse with standing or walking and sometimes relieved by sitting or bending forward.

Sacroiliac or pelvic-region pain that may mimic low back pain.

Hip mobility limitations, glute weakness, poor trunk endurance, deconditioning, or repeated load beyond current tissue capacity.

Less common but important causes such as fracture, infection, inflammatory disease, cancer, abdominal/pelvic conditions, or cauda equina syndrome.

Low back pain often changes movement before the patient realizes it. People may brace their trunk, shorten their stride, avoid hip motion, shift weight to one side, hold their breath while lifting, stop bending entirely, or overuse the back because the hips are not contributing enough. Pain can also make the nervous system more protective, which means normal movement may feel threatening even when serious tissue damage is not present.

A good PT exam looks for patterns: Does bending forward worsen symptoms? Does walking help or hurt? Does sitting centralize or spread pain? Does extending backward reduce leg symptoms? Does hip stiffness force motion into the low back? Does the patient have weakness, reflex change, sensation change, or worsening nerve signs? These questions determine the safest starting point for exercise and education.