# Dynamically updated data
Updating the chart with a constant flow of real-time data is necessary in order to make instant decisions,  and is critical to many applications, especially in the financial industry. Data can be loaded over XHR or WebSockets and the chart be updated with smooth animation.
#### Tip
Use the [Series.addPoint](https://api.highcharts.com/class-reference/Highcharts.Series.html# addPoint) to add points in real time.