ADX Indicator

Understand the ADX indicator, how it measures trend strength, and the meaning of its components (+DI, -DI). Learn to interpret ADX for better trading decisions.

Published · Updated · Methodology: Technical Indicators

Part of: ADX / Trend Strength

  • Methodology: Technical Indicators
  • Content type: indicator

Indicators used

  • ADX

Source video

Decoded from: How to Use the ADX Indicator (Trend Strength Explained) by StockCharts TV — watch the original

Key timestamps:

  • 0:00 - Introduction to ADX
  • 0:00 - ADX Indicator Explained

Strategy overview

ADX measures how strong a trend is without saying anything about which way it points — and the parenthetical in this video's title, "Trend Strength Explained," announces that interpretation, not application, is the whole deliverable. The source is StockCharts TV, the broadcast arm of a charting platform, and that provenance shapes the material more than any single technical point: an outlet whose audience is chart readers produces indicator literacy, not trade calls. The unit of instruction is the indicator itself.

That places the video in a particular lineage. ADX reached traders as one component of Welles Wilder's directional movement work, and platform-side education tends to treat it the way the classic technical-analysis canon does — as a panel to be read rather than a trigger to be obeyed. Read that way, two things about the line matter and are easily conflated: its level, which describes a trend already underway, and its slope, which describes one gaining or losing force. They do not turn at the same time, and a chart-literacy segment is where that distinction gets made carefully instead of collapsed into a single number. The source is presented as one continuous explainer rather than a staged build, which fits the format.

No rule set was extracted from this video, and nothing here should be read as one. What a segment like this leaves you with is vocabulary — enough to interpret an ADX panel and judge where a strength reading might sit inside a process you already have. The direction call, the entry, the exit and the risk are all left exactly where an explainer leaves them: with the trader.

Topics

adx indicator · adx explained · trend strength indicator · technical indicators · tradingview indicator · di plus · di minus · trading analysis · indicator review

Frequently asked questions

What does the ADX indicator actually measure?

ADX measures the strength of a trend, not its direction. A higher reading indicates a more forceful directional move is in progress, but the same reading can describe an uptrend or a downtrend — direction has to come from somewhere else on the chart.

What is the difference between the ADX level and the ADX slope?

The level describes how strong the current trend already is; the slope describes whether that strength is building or fading. Because a smoothed reading peaks after the force behind it does, the two can point in different directions at the same moment — which is why interpretation-focused material treats them as separate readings.

Does this video provide a complete ADX trading strategy?

No. It is an explainer from StockCharts TV focused on understanding trend strength, and no entry, exit or risk rules were extracted from it. Treating it as an orientation to the indicator rather than as a system is the honest reading.

How do I go from understanding ADX to something I can test?

You need to add the parts an explainer leaves out — a directional trigger, exit logic and position sizing — then backtest the whole thing on historical data before risking capital. Strategy Decoder extracts the structure of strategies from video sources where explicit rules are presented, so you can evaluate and test them on TradingView.

About this strategy page

This trading strategy was decoded by Strategy Decoder's AI from a public YouTube trading video and turned into a structured, reviewable specification. In the interactive app this page shows the full entry and exit logic, risk management settings, the indicators involved with their parameters, AlgoWizard-compatible logic and a Pine Script export ready for TradingView backtesting — plus an automated backtest verdict when one has been computed for this strategy.

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