There are a variety of causes for Knee Arthritis which include:

- Being overweight

- Excessive wear and tear of knee joints from high-impact activities

- Increasing age

- Previous knee injuries

- Tight lower limb muscles

- Weak lower limb muscles

Signs and symptoms of Knee Arthritis include:

- Bumps or ‘nodes’ around the knee

- Cracking or grinding (crepitus) when moving your knee

- Joint instability — The knee ‘giving way’

- Knee pain that develops gradually, and worsens with prolonged walking or standing

- Morning stiffness and/or swelling

A wide variety of treatment options are available depending on the severity of the condition. These options include:

- Exercise to help maintain the strength of your muscles and ligaments to stabilise your joints

- Disease-modifying anti-rheumatic drugs for rheumatoid arthritis

- Non-steroidal anti-inflammatory drugs to reduce pain, swelling, and stiffness in osteoarthritis

- Steroids which can occasionally be injected directly into the joint to relieve pain and swelling

- Surgery to correct joint deformity or to replace a badly damaged joint