Relative Strength Index - Oscillators - MetaTrader 5
Relative Strength Index. The Relative Strength Index Technical Indicator (RSI) is a price-following oscillator that ranges between 0 and 100. When Wilder introduced the Relative Strength Index, he recommended using a 14-period RSI. Since then, the 9-period and 25-period Relative Strength Index indicators have also gained popularity.