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Lumbago (Low Back Pain)

What is Lumbago (low back pain)?

Lumbago, commonly known as low back pain, refers to discomfort, stiffness, or aching in the lumbar region of the spine (the area between the rib cage and the pelvis). It is one of the most frequent reasons adults seek medical care worldwide, affecting up to 80 % of people at some point in their lives.<sup>CDC</sup> The pain can be acute (lasting ≤ 6 weeks), sub‑acute (6 weeks–3 months), or chronic (≥ 3 months), and its intensity can range from a dull ache to a sharp, disabling sensation.

Common Causes

Low back pain is rarely caused by a single factor; most cases result from a combination of mechanical stresses, age‑related changes, and lifestyle habits. Below are the most frequently encountered conditions:

• Muscle or ligament strain – Overstretching or tearing of the soft tissues from heavy lifting, sudden twists, or prolonged poor posture.
• Degenerative disc disease – Age‑related wear of the intervertebral discs that reduces cushioning and can cause localized pain.
• Herniated or bulging disc – Displacement of disc material that may press on spinal nerves, producing radiating pain (sciatica).
• Facet joint arthropathy – Osteoarthritis of the small joints that connect each vertebra; can cause stiffness and pain on extension.
• Spondylolisthesis – Forward slippage of one vertebra over another, often seen in younger athletes or older adults with degeneration.
• Spinal stenosis – Narrowing of the spinal canal that compresses nerves, typically worsening with walking or standing.
• Pregnancy‑related changes – Hormonal ligament laxity and the shift of the center of gravity place extra stress on lumbar muscles.
• Inflammatory disorders – Conditions such as ankylosing spondylitis or rheumatoid arthritis that involve the spine.
• Kidney stones or infection – Pain can radiate to the back and mimic musculoskeletal lumbago.
• Malignancy or infection of the spine – Though rare, cancers (e.g., metastases) or osteomyelitis can present as persistent back pain.

Understanding the underlying cause is essential because it directs both treatment and prognosis.<sup>Mayo Clinic</sup>

Associated Symptoms

Low back pain seldom occurs in isolation. The following signs frequently accompany lumbago and can help clinicians narrow the diagnosis:

• Stiffness that worsens after periods of inactivity (e.g., getting out of bed)
• Radiating pain down the buttock, thigh, calf, or foot (sciatic pattern)
• Numbness, tingling, or weakness in the legs
• Muscle spasms that make movement painful
• Reduced range of motion—difficulty bending, twisting, or standing straight
• Nighttime pain that disrupts sleep
• Accompanying urinary or bowel changes (possible red‑flag for nerve compression)
• Fever, chills, or unexplained weight loss (suggests infection or malignancy)

When to See a Doctor

Most acute low back pain improves with self‑care within a few weeks. However, you should schedule a medical evaluation if any of the following occur:

• Pain persists longer than 6 weeks without noticeable improvement.
• Severe pain that limits basic activities such as walking or dressing.
• New neurologic symptoms – numbness, tingling, or weakness in the legs or feet.
• Urinary or fecal incontinence, or a sudden difficulty emptying the bladder.
• Unexplained fever, chills, or night sweats.
• Recent significant trauma (e.g., fall from height, motor‑vehicle accident).
• History of cancer, osteoporosis, or long‑term steroid use.
• Rapid weight loss or unexplained fatigue.

Seeing a health‑care professional early can identify serious underlying conditions and prevent chronic disability.<sup>CDC</sup>

Diagnosis

Evaluation begins with a thorough history and physical exam, followed by selective imaging or laboratory tests when indicated.

History

• Onset, location, character, and radiation of pain.
• Aggravating and relieving factors (e.g., movement, rest, heat, activity).
• Occupational and recreational activities, recent lifting or twisting.
• Past medical/surgical history, especially spine surgery, cancer, or infections.

Physical Examination

• Inspection for posture, gait, and spinal alignment.
• Palpation for tenderness, muscle spasm, or step-offs.
• Range‑of‑motion testing (flexion, extension, lateral bending, rotation).
• Neurologic assessment – strength, sensation, reflexes, and straight‑leg raise test.

Imaging & Tests

• Plain radiographs (X‑ray) – First‑line for trauma, suspected fracture, or degenerative changes.
• Magnetic Resonance Imaging (MRI) – Gold standard to visualize discs, nerves, and soft tissues; reserved for red‑flag symptoms or persistent pain > 6 weeks.
• Computed Tomography (CT) – Useful when MRI is contraindicated (e.g., pacemaker).
• Bone scan or lab work – Ordered when infection, inflammatory disease, or metastasis is suspected (elevated ESR, CRP, CBC).

Treatment Options

Therapy is usually stepped, beginning with the least invasive measures and advancing as needed.

Self‑Care & Home Measures

• Stay active – Gentle walking and avoiding prolonged bed rest promotes blood flow and healing.
• Heat or cold therapy – Ice for the first 24‑48 hours to reduce inflammation, then heat to relax muscles.
• Over‑the‑counter (OTC) analgesics – NSAIDs (ibuprofen, naproxen) or acetaminophen as directed.
• Stretching & core‑strengthening – Simple lumbar stretches and exercises (e.g., pelvic tilts, bird‑dog) improve support.
• Posture optimization – Ergonomic chair, proper lifting techniques, and a supportive mattress.

Professional Therapies

• Physical therapy – Individualized program focusing on flexibility, core stability, and manual therapy.
• Prescription medications – Short courses of stronger NSAIDs, muscle relaxants, or low‑dose tricyclic antidepressants for chronic neuropathic pain.
• Trigger‑point injections or epidural steroid injections – Provide short‑term relief for radicular pain.
• Chiropractic manipulation – May help selected patients; ensure practitioner is licensed.
• Acupuncture – Evidence supports modest benefit for chronic low back pain.

Surgical Options

Surgery is considered only after conservative measures fail (usually > 12 weeks) and when there is clear anatomic cause such as:

• Severe disc herniation with progressive neurologic deficit.
• Spinal stenosis causing neurogenic claudication unresponsive to physical therapy.
• Instability or spondylolisthesis requiring fixation.

Procedures range from minimally invasive discectomy or micro‑decompression to lumbar fusion, depending on pathology.<sup>Cleveland Clinic</sup>

Prevention Tips

While some low‑back incidents are unavoidable, many can be reduced with consistent lifestyle habits:

• Maintain a healthy weight – Excess abdominal mass strains the lumbar spine.
• Exercise regularly – Focus on core strength (planks, bridges) and flexibility (hamstring, hip‑flexor stretches).
• Practice safe lifting – Bend at the hips and knees, keep the load close to the body, and avoid twisting while lifting.
• Use ergonomics – Adjust chair height, use lumbar support, and keep computer screens at eye level.
• Quit smoking – Smoking impairs disc nutrition and accelerates degeneration.
• Stay hydrated – Adequate fluid intake helps maintain disc elasticity.
• Footwear matters – Wear shoes with proper arch support; avoid high heels for prolonged periods.
• Regular check‑ups – Early detection of osteoporosis or inflammatory disease can prevent secondary back pain.

Emergency Warning Signs

Key Take‑aways

Lumbago is a common, often self‑limiting condition, but it can also signal a serious spinal problem. Prompt evaluation of red‑flag symptoms, a thorough physical exam, and judicious use of imaging guide appropriate treatment. Most patients recover with a combination of activity, proper ergonomics, and targeted rehabilitation. Maintaining a healthy lifestyle and practicing good body mechanics are the best long‑term defenses against recurrent low back pain.

References: CDC, Mayo Clinic, Cleveland Clinic, NIH National Institute of Arthritis and Musculoskeletal and Skin Diseases, World Health Organization. All links accessed May 2026.

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