Reactive dog training: why quick fixes look like they work and what's actually happening
- Melissa McNally

- Mar 25
- 5 min read

If you are reading this, there is a good chance you are exhausted. Your dog lunges, barks, loses their mind on leash, and you have probably tried more than a few things to make it stop. Maybe something even worked for a little while. I am not here to make you feel bad about any of that. I am here to talk through what is actually going on, because understanding it changes everything.
Why quick fixes look like they work.
Here is something I will say out loud that a lot of trainers won't: aversive tools can work. A prong collar, a shock collar, a firm correction at the right moment from someone who knows what they are doing can stop a behavior. I have seen it. The dog that was exploding at the end of the leash goes quiet, and for that owner, in that moment, it feels like a breakthrough.
And honestly? For some dogs, in some situations, it holds. The owner is happy, the dog moves through life without incident, and that is the end of the story.
So why am I not teaching you to use one? Because that is not what I see most of the time. And because the thing those wins don't show you is what was happening underneath.
What the win doesn't show you
Stopping a behavior and changing the emotional state behind it are two completely different things. A reactive dog is not being stubborn or trying to run the show. Most of the time they are scared, overwhelmed, or so overstimulated that they genuinely cannot think straight. That is not a training problem. That is an emotional one.
When you suppress the behavior without addressing what is driving it, one of two things tends to happen. The dog shuts down. They go quiet and still in a way that can look like calm but is actually closer to a dog who has learned there is no safe way to communicate. Or the behavior comes back, often significantly worse, because nothing underneath actually changed.
For a dog who is already living in a state of high anxiety, adding more fear or pain into the equation can push them to a place that is very hard to come back from. I have worked with dogs who were so shut down from prior training that rebuilding any trust at all took months. That is not a reflection on the owner. It is just what happens when a dog runs out of ways to say they are not okay.
There is also a timing piece worth being honest about. Dog training happens in seconds. Even experienced trainers with years of practice get timing wrong sometimes. A lot of those videos you see online showing dramatic results with aversive tools? You are watching someone who has spent years developing that skill. You are not watching a regular person in a parking lot with a leash tangled around their wrist and a dog going sideways. When the timing is off with a reward, the dog is confused. When the timing is off with an aversive, you may have just made the thing your dog was already afraid of into something terrifying.
Stopping the behavior and changing the emotion driving it are not the same thing. One is a workaround. The other is actual change.

What we are actually trying to do instead
The goal is not to manage the behavior. The goal is to change how the dog feels.
A dog living under chronic stress has a nervous system that is not set up for learning. Cortisol, the stress hormone, affects memory, impulse control, and the ability to take in new information. A dog that is constantly over threshold cannot absorb training the way a calmer dog can, no matter how consistent you are. So before we can really teach anything, we usually need to bring the overall stress load down first. That is not the same as doing nothing. It is laying the groundwork for everything else to work.
What we are working toward is a dog who sees their trigger and feels something different, not a dog who sees their trigger and knows they are not allowed to react. Those are not the same dog, and living with them does not feel the same either. One is managed. One is actually better.
Here is one small thing you can start right now. Pick a word or short sound you don't use in regular conversation. In a calm moment at home, say it in a happy tone and immediately follow it with something your dog loves. Do that over and over in easy, low-stress situations until the response becomes automatic. You are building a reflex, something positive and conditioned enough to reach your dog before they cross the line. It will not fix reactivity on its own, but it gives you something to work with while the bigger picture comes together.
The questions I hear a lot
Am I going to have to use treats forever? Is this just bribing my dog?
The difference between a bribe and a cue is timing. Showing your dog the treat to get them to do something is a bribe. Asking for the behavior and then rewarding it is communication. That is exactly why timing is one of the first things we work on together, because it changes the whole dynamic.
And if your dog doesn't seem food motivated, especially near their triggers, that is usually not a food motivation problem. A dog who won't take a treat in a high-stress situation is almost always a dog who is already over threshold. Anxiety suppresses appetite. That dog is not being picky. They are telling you exactly how stressed they are, which is actually useful information.
Food is also not the only option. It is a very useful tool, but a reward is anything the individual dog finds valuable. For some dogs that is a toy. For some it is movement or access to something they want. We figure out what works for your dog and we use that.
If you have tried positive reinforcement before and it did not work, I hear that a lot, and I want to be honest with you about what that usually means. It is rarely about the reward itself. More often it is that the approach was not built around your dog specifically. Their history, their triggers, the way they learn, what shuts them down, what opens them up, and what actually works for you as their person. There is no universal protocol that fits every dog and every household. What looks like positive reinforcement not working is usually a plan that was not designed for the dog and the person in front of it.
The bottom line
I understand why quick fixes are appealing. Reactivity is hard and exhausting and embarrassing, and you just want it to stop. That makes complete sense. But a dog whose nervous system is already maxed out does not need more pressure. The risk is real, and the thing I want you to know is that the alternative is not harder or slower. It is just built to actually last.
If you have tried things that have not worked, that is not the end of the story. It just means we have not found what fits your dog yet.
If any of this sounds familiar and you are ready to figure out what actually fits your dog, I would love to talk.



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