Parkinsonâs Disease (PD) is a chronic, progressive disorder that affects nerve cells deep in the brain responsible for planning and controlling body movement. Dopamine is a chemical used in body movement.
Chart.js is a JavaScript library that allows you to draw different types of charts by using the HTML5 canvas element. Since it uses canvas, you have to include a polyfill to support older browsers. The one suggested by the author is ExplorerCanvas, so you may want to stick with it.
Angular.js is a complete, JavaScript-based, open-source, front-end web app framework maintained by Google. It is a common technology to provide a solid base foundation for developers working with the latest industry standards and requirements. The framework provides a set of modern features for rapid app development.