Are you trying to understand better when the market is really in motion or just moving sideways? Let me introduce you to a tool I use a lot: the ADX indicator.

The ADX indicator, or Average Directional Index, was created by J. Welles Wilder and has become a favorite among traders in stocks and crypto. Basically, it measures whether a trend is truly strong or if it’s only a weak move that could disappear at any moment. It works with a main line (ADX) and two additional lines (+DI and -DI), and it ranges from 0 to 100.

Here’s the important detail: when the ADX is below 20, the market is kind of stalled, with no clear direction. But above 25, that’s when you start to see real strength in the trend. I always keep an eye on these ranges because they make all the difference.

To read the ADX indicator correctly, you need to know how to interpret the numbers. Between 0 and 25 means a weak trend or a sideways market, so it’s a good idea to avoid trend-dependent trades at that time. From 25 to 50, it’s serious territory—strong trend, for real. From 50 to 75 it gets very intense, but that’s when you need to be careful because it might be getting close to a correction. Above 75 is rare, but when it happens, it’s usually near the end of a move.

In practice, I use the ADX for three main things. First, to spot when the market is asleep or waking up. Second, I look for entry signals when the (+DI and -DI) lines cross and the ADX is above 20. And to exit, I watch for when the two lines converge or when the ADX reaches the 50–60% range.

But here’s the secret: never rely only on the ADX indicator. Always combine it with other indicators like RSI or MACD. For example, when the ADX is strong and RSI is in saturation, you can catch reversals much more reliably. The same applies if you use ADX with Bollinger Bands.

One technical detail worth mentioning: calculating the ADX involves moving averages of the +DI and -DI values, using equations that take into account directional movement and true range. You don’t need to memorize all of that, but it’s good to know there’s logic behind it.

One thing I learned in practice is that the ADX indicator sometimes gives false signals in sideways markets, so I always confirm with other indicators before entering. And here’s a golden tip: use it on H1 timeframes or higher to reduce those misleading signals.

The ADX indicator is powerful, but it doesn’t determine the trend by itself. It only shows how strong it is. So use it together with RSI, Bollinger Bands, MACD—whatever works best for your style. And remember: always validate the signal before acting.

Do you have questions about how to apply this in practice, or do you want me to explain any part better? Leave it in the comments so we can discuss it. Good luck with your trades!