Gait Analysis in Neurological Disease

This study is using advanced motion-capture technology to analyze how people with Parkinson's disease walk, to better understand how the disease affects movement and to track changes over time. **You may be eligible if...** - You are between 18 and 85 years old - You have been diagnosed with Parkinson's disease, showing at least 2 of the main signs: slowness of movement, resting tremor, muscle stiffness, or balance problems - Healthy volunteers of the same age range are also eligible for comparison - If you have cognitive difficulties, you may still participate with the support of a legal representative **You may NOT be eligible if...** - You are outside the age range of 18 to 85 - You do not have at least 2 of the key Parkinson's symptoms (for the affected group) - You have severe cognitive impairment without a legal representative available Talk to your doctor to see if this trial is right for you.