Knee pain may be a common complaint that affects people of all ages. Knee pain could also be the result of an injury, like a ruptured ligament or torn cartilage. Medical conditions — including arthritis, gout, and infections — can also lead you to severe knee pain. Many types of minor knee pain can be treated well through self-care measures. Physiotherapy in Noida and knee braces can also help and relieve knee pain. However, in some cases, your knee might require surgical repair by Dr. A K Sharma, orthopaedic doctor in noida . Symptoms The location and severity of knee pain may vary, depending upon the profundity of the injury. Signs and symptoms, as suggested by Dr. Ashok Kumar Sharma, best knee replacement surgeon in Delhi ncr that sometimes leads you to very severe knee pain, includes: Swelling and stiffness Redness and heat to the touch Weakness or instability Popping or crunching noises Inability to completely straighten the k...