Cerebral disorder

This trial tests whether a smartphone app can help people with REM sleep behavior disorder, a condition that often precedes Parkinson's, become more physically active over two years. Participants receive personalized activity goals through the app and track their steps and exerci…

This trial tests whether a smartphone app can help 600 people with Parkinson's-related gene mutations increase their daily physical activity over two years. Participants set their own exercise goals and get feedback through the app. Researchers will measure changes in step counts…

This study tests whether increasing physical activity through a motivational smartphone app can slow cognitive decline in people with isolated REM sleep behavior disorder (iRBD), an early sign of Parkinson's disease and related disorders. Researchers will enroll 130 participants …

This study uses an advanced ultrasound machine to test new ways of measuring blood vessels in the arm and neck. Researchers will scan 60 healthy adults aged 18 to 75 to set normal ranges and check if the measurements are repeatable. The goal is to improve future diagnosis of kidn…