The Effects of Respiratory Muscle Strength in Parkinson Disease

There will be two groups in this study. One of the groups will consist of 30 parkinson's patients aged between 40-75 years and 1-3 according to Hoehn-Yahr stage. The other group will consist of 30 healthy individuals between the ages of 40-75 and without any neurological disorders. Participants' respiratory muscle strength, exercise capasity, fatigue and physical activity levels will be assessed. All asessements will done for only one time.