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.
Express.js: A Server-Side JavaScript Framework. Youâre probably aware that JavaScript is the programming language most often used to add interactivity to the front end of a website, but its capabilities go far beyond thatâentire sites can be built on JavaScript, extending it from the front to the back end, seamlessly.