What's an ATR?

Someone mentioned an “ATR”: Average True Range:

I’m curious: what is it? How do you calculate it? How is it useful for Forex?

Answers hugely appreciated!:smiley:

Chill

Google is wonderful :wink:
Average True Range (ATR) - StockCharts.com

Here’s an article I wrote on the subject a while back: The Average True Range Indicator

This is actually one of the only indicators I look at.