Introduction Knee pain is one of the most common orthopaedic problems affecting people of all ages. While occasional discomfort may result from overuse, persistent pain could indicate an underlying condition requiring expert evaluation. Ignoring knee pain can lead to worsening joint damage and reduced mobility. Common Causes of Knee Pain 10 Warning Signs 1. Pain lasting more than 2 weeks Persistent pain is never normal. 2. Swelling Swelling usually indicates inflammation or injury. 3. Difficulty Walking If walking becomes painful, seek medical advice. 4. Knee Locking A locking knee may indicate a torn meniscus. 5. Instability Feeling like your knee may “give way.” 6. Clicking Sounds Repeated clicking with pain should be evaluated. 7. Stiffness Morning stiffness may suggest arthritis. 8. Limited Movement Difficulty bending or straightening the knee. 9. Pain While Climbing Stairs A common symptom of cartilage wear. 10. Night Pain Pain disturbing sleep requires medical attention. When Should You Visit an Orthopaedic Surgeon? If your symptoms continue beyond two weeks or interfere with daily activities, consult a specialist for an accurate diagnosis. Treatment Options Conclusion Early diagnosis can help preserve your natural joint and prevent major surgery.