Indicators are mathematical calculations derived from price or volume that are designed to help traders make decisions. Among the most popular are moving averages, which smooth out price movements and help identify the direction of a trend by filtering out short-term noise.

Another important tool is oscillators, such as the Relative Strength Index, which measures the speed and change in price movements. This indicator helps us determine when the market is overbought—meaning the price has risen too quickly and a decline is likely—or oversold, when an upward rebound could follow. Indicators are great tools for confirming our analysis, but they should never be the sole reason for entering a trade.

The biggest mistake beginners make is the so-called “Christmas tree syndrome,” where they add too many indicators to the chart at once. The result is chaos and conflicting signals that lead to decision paralysis. It’s important to realize that the vast majority of indicators are lagging because they’re based on prices the market has already formed in the past.

A true professional uses at most one or two indicators to complement their reading of pure price action and market structure. You should view indicators as supplementary filters that increase the likelihood of your trade’s success, not as magic formulas that predict the future with 100% certainty. In technical analysis, less is almost always more.