What Is the Relative Strength Index (RSI)?
1. The relative strength index (RSI) is a popular momentum oscillator introduced in 1978.
2. The RSI is displayed as an oscillator (a line graph) on a scale of zero to 100.
3. An asset is usually considered overbought when the RSI is above 70 and oversold when it is below 30.
4. The RSI line crossing below the...