Although dopaminergic medication is the most effective treatment for patients with Parkinson's disease (PD), its long-term use is associated with debilitating motor fluctuations. Patients may not spontaneously seek assistance when fluctuations develop, so strategies need to be put in place to identify and alleviate motor dysfunction. This concise resource will increase readers' awareness of: * the different types of motor fluctuation, why they occur and how to recognize them * the drugs that can be added to levodopa to reduce fluctuations * advanced and emerging therapies that will help to improve outcomes. No two patients with PD are alike in their disease progression or response to treatment. This 'Fast Facts' title provides the information healthcare professionals need to provide effective individualized care that will improve their patients' quality of life.