Sciatica Symptoms: How to Tell If Your Leg Pain Is Sciatica

Medically reviewed by Dr. Drew Voelsch, DC — Palmer College of Chiropractic graduate, CSCS.

Not all leg pain is sciatica — but when it is, most people know something different is happening. Sciatica symptoms follow the path of the sciatic nerve, the longest nerve in your body, which runs from your lower back through your hip and down the back of each leg. When that nerve is compressed or irritated, the pain has a signature all its own.

The Classic Sciatica Symptoms

The most recognizable sciatica symptoms include:

• Radiating pain that travels from the lower back or buttock down the back of one leg — sometimes all the way to the calf or foot
• Sharp, electric, or burning pain rather than a dull ache — patients often describe it as a jolt or lightning bolt
• Numbness or tingling (pins and needles) along the leg or in the foot
• Muscle weakness in the affected leg — your foot may feel heavy or drag
• Pain that worsens with sitting, coughing, sneezing, or standing up after long periods
• One-sided symptoms — sciatica almost always affects a single leg at a time

Sciatica vs. Ordinary Leg Pain: How to Tell the Difference

Muscle strains hurt where the injury is. Sciatica travels. If your pain starts in the low back or buttock and moves down the leg — especially below the knee — the sciatic nerve is likely involved. Another clue: nerve pain often changes with spinal position. Sitting slumped may light it up; walking or lying flat may ease it. A pulled hamstring doesn’t care how you sit. Your spine does.

What Causes Sciatica Symptoms?

Sciatica is a symptom, not a diagnosis — something is pressing on or irritating the nerve. The most common culprits are a herniated or bulging disc in the lumbar spine, a pinched nerve from spinal misalignment, degenerative disc changes, spinal stenosis (a narrowing of the nerve canal), and piriformis syndrome, where a deep hip muscle clamps down on the nerve. Prolonged sitting, poor posture, and improper lifting all raise your risk — which is why desk professionals and weekend athletes alike end up with it.

Red Flags: When Sciatica Is an Emergency

Seek immediate medical care if leg pain comes with loss of bladder or bowel control, numbness in the groin or inner thighs, sudden severe weakness in both legs, or follows a serious trauma. These signs can indicate cauda equina syndrome — rare, but a true emergency.

How Chiropractic Care Addresses the Cause

Painkillers quiet the signal; they don’t decompress the nerve. Corrective chiropractic care starts by finding exactly where and why the nerve is compressed — at Forza we use digital X-rays and objective postural measurements rather than guesswork. Specific adjustments restore alignment and motion, taking pressure off the nerve root, while targeted exercises stabilize the correction so symptoms don’t simply return. For a deeper dive into treatment options, see our complete guide to sciatica causes and treatment and our sciatica condition page.

Dealing with this locally? Learn how our sports chiropractic care in Arlington Heights keeps active adults moving through recovery.

If your symptoms sound familiar, don’t guess — measure. Forza Chiropractic in Arlington Heights uses digital X-rays and AI postural analysis to find the true cause and correct it, not just quiet it down. Book your new-patient exam or call (847) 472-1224.

One of the most common causes of sciatica is a lumbar disc injury pressing on the nerve root — if you suspect that’s your situation, read our guide on what a herniated disc feels like.

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Tell us what hurts — we’ll call you to get you scheduled. Or call (847) 472-1224.

Ready to do something about it? See how a sciatica pain chiropractor in Arlington Heights relieves the nerve pressure at the root.

Wondering about treatment? See whether a chiropractor can help with sciatica.