Motor symptoms like trembling, stiffness, and rigidity are usually associated with Parkinson’s disease. Symptoms typically occur slowly. One side is often affected first but as it progresses, both sides are affected. 

For more information please visit: https://www.capitalhealth.org/medical-services/rehab-services/specialty-programs/parkinsons-disease-rehabilitation and  also visit  www.parkinson.org or call 1-800-473-4636.