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.
Amazon Web Services (AWS) is a subsidiary of Amazon.com that offers on-demand cloud computing platforms. These services operate from 16 geographical regions across the world. They include Amazon Elastic Compute Cloud, also known as EC2, and Amazon Simple Storage Service, also known as S3.