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The Clever Use of RSI in Cryptocurrency Trading

Relative Strength Index (RSI), as a classic indicator in technical analysis, has become a powerful tool for many crypto traders to judge market sentiment and capture trading signals due to its simple and intuitive features. Today, Little Wealth God will briefly introduce it to everyone.

(1) Core Principles

RSI was proposed by American technical analyst J. Welles Wilder Jr. in 1978 and is a type of momentum oscillator. It measures the relative strength of buying and selling forces in the market by comparing the price increase and decrease over a specific period, with values limited between 0 and 100. Its core logic is that when buying power dominates the market, the price increases will be larger than decreases, causing the RSI value to rise; conversely, when selling power is stronger, the RSI value will fall.

(2) Basic Applications of RSI in Cryptocurrency Trading
1. Overbought and Oversold Judgment
It is generally believed that when RSI exceeds 70, the market is in an overbought state, and a price correction may occur; when RSI drops below 30, the market is in an oversold state, and a rebound may happen. In the cryptocurrency market, due to its high volatility, this threshold can be adjusted as needed. For example, in highly volatile markets, the overbought threshold can be raised to 80, and the oversold threshold lowered to 20.

Taking Bitcoin's bull market in 2021 as an example, when Bitcoin's price broke above $60k, the RSI quickly rose above 70, signaling overbought conditions. Shortly afterward, Bitcoin experienced a significant pullback, confirming the effectiveness of the overbought RSI signal. Similarly, during the 2022 bear market, when Bitcoin's price fell to around $15k, the RSI dropped below 30, signaling oversold conditions, and Bitcoin then rebounded sharply.

2. Bull-Bear Balance Judgment
RSI value 50 is regarded as the equilibrium point between bulls and bears. When RSI stays above 50, it indicates a strong market with dominant buying forces; when RSI falls below 50, it indicates a weak market with stronger selling forces. Traders can judge the overall market trend based on the relative position of RSI to 50.
For example, during a rising trend of Ethereum, RSI remained above 50, indicating strong bullish momentum, and traders could go long accordingly. When RSI drops below 50, it suggests a potential trend reversal, and traders should adjust their trading strategies promptly.