HOW TO SPOT THE EARLY SIGNS OF PARKINSON’S It’s true that Parkinson’s disease (PD) is often associated with motor symptoms like tremors and stiffness. However, some of the earliest signs may be entirely non-motor. In fact, symptoms such as depression, constipation, loss of smell, sleep disturbances, or behavior disorders can appear years or even decades […] The post HOW TO SPOT THE EARLY SIGNS OF PARKINSON’S appeared first on American Parkinson Disease Association.