RSI or relative strength index measures the speed and change of price movements in the underlying stock, we can use this to evaluate if the stock is overbought or oversold and aid us in our trading strategies The values of RSI and what they mean The RSI move between 0 and 100. Typically the RSI indicates that a stock is considered to be overbought when it is above 70 and oversold when it is below 30 This number is open to adjustment depending on each characteristic of each individual stock, if the RSI of a stock is repeatedly over 70 over let's say a week, we might want to adjust this to 80 as a resistance level In a bull market, the RSI tends to remain in the 40 to 90 range however during a bear market the RSI will usually stays between the 10 to 60 range. If the underlying stock pr