Man wearing a knee support sleeve walking up stairs holding the handrail

Knee Pain Going Up Stairs: Common Causes and What Helps

Short answer: stairs load the joint between your kneecap and thigh bone with a force several times your body weight, so they are often the first place a knee problem shows itself. The two most common causes of pain at the front of the knee on stairs are patellofemoral pain syndrome and, in older adults, osteoarthritis behind the kneecap. For both, the American Academy of Orthopaedic Surgeons recommends the same first steps: reduce the aggravating activities for a while, strengthen the quadriceps and hip muscles, keep body weight in check, and use ice, supportive footwear and a knee support as needed.

Why do stairs hurt more than walking?

On flat ground your knee bends only a little under load. On stairs it bends much further while carrying your full weight on one leg, which presses the kneecap firmly into its groove on the thigh bone. If the cartilage there is irritated or worn, or the kneecap tracks slightly off centre, that pressure hurts. The same thing happens with squatting, kneeling, getting up from a low chair and sitting for a long time with knees bent.

What are the common causes of knee pain on stairs?

  • Patellofemoral pain syndrome. A dull ache around or behind the kneecap, worse with stairs, squatting and prolonged sitting. Linked to overuse, weak thigh and hip muscles and kneecap tracking.
  • Patellofemoral arthritis. Wear of the cartilage behind the kneecap. Similar pain, often with grinding or crackling, stiffness after rest, and more common after 50.
  • General knee osteoarthritis. Pain more along the inner side of the knee, morning stiffness and swelling after activity.
  • Patellar or quadriceps tendinitis. Pain just below or above the kneecap, often in people who jump, run or have recently increased activity.
  • Meniscus tear. Pain along the joint line with catching, locking or giving way, often worse going down stairs or twisting.

What helps knee pain on stairs?

  • Ease off, do not stop. For a few weeks, cut back deep squats, lunges, kneeling and running. Swap to cycling with low resistance, swimming or walking on level ground.
  • Strengthen thighs and hips. This is the most important step. See the exercises below.
  • Ice after activity if the knee aches or swells, and heat for morning stiffness. See heat or ice for pain.
  • Shoes. Cushioned, supportive shoes, with arch-support insoles if your feet roll inward.
  • Weight. Each pound lost takes several pounds of load off the knee with every step on the stairs.
  • Use the handrail and lead with your stronger leg going up and your sore leg going down: "up with the good, down with the bad".

Which exercises help?

  • Straight leg raises. Lying on your back, one knee bent, tighten the thigh of the straight leg and lift it to the height of the other knee. Hold 3 seconds. 10 to 15 repetitions.
  • Sit-to-stand. From a higher chair, stand up and sit down slowly without using your hands. Lower the chair height as you improve.
  • Side-lying leg lifts and clamshells. Strong hips stop the knee collapsing inward on each step.
  • Step-ups. Start with a low step, 4 to 6 inches, keeping the knee in line with the second toe.
  • Stretch the quadriceps, hamstrings and calves daily.

Mild discomfort during exercise is acceptable. Sharp pain or swelling afterwards means do less.

Does a knee brace or sleeve help on stairs?

Often, yes. A compression knee sleeve provides warmth, support and better joint awareness, and many people feel more confident on stairs wearing one. A sleeve with an open kneecap ring or side stabilisers can help when the kneecap is the sore spot. It complements strengthening rather than replacing it. We cover the evidence and how to choose in Do knee compression sleeves work? Browse our knee supports and joint comfort collection.

When should I see a doctor about knee pain?

See a doctor if the knee locks, catches or gives way, if it is visibly swollen, hot or red, if you cannot fully straighten or bend it, if pain followed a twist or fall, if it wakes you at night, or if it has not improved after about four to six weeks of self-care.

Key takeaways

  • Stairs load the kneecap joint heavily, so front-of-knee problems show up there first.
  • Patellofemoral pain syndrome and kneecap arthritis are the most common causes.
  • Strengthening the quadriceps and hips is the most effective long-term fix.
  • A knee sleeve, good shoes, ice or heat and the handrail make stairs easier meanwhile.
  • Locking, giving way, swelling or no improvement in six weeks needs an assessment.

Sources

This article is general wellness information and is not medical advice. It does not replace an examination by a qualified healthcare professional. If your pain is severe, sudden or getting worse, please see a doctor.

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