How to Start Loose-Leash Walking Training

Brain & CognitionQ&AMeongsiljang Veterinary Advisory Board

Loose-leash walking is a training method that teaches your dog to walk calmly by your side without pulling on the leash. By starting with short practice sessions at home and gradually progressing, anyone can achieve success.

What Is Loose-Leash Walking?

A dog walking calmly beside its owner on a loose U-shaped leash.

Loose-leash walking is a training method that teaches your dog to walk comfortably by your side without pulling the leash taut. The key isn’t achieving a perfect “heel” position, but rather maintaining a relaxed, U-shaped curve in the leash. Reducing pulling not only helps prevent wrist and shoulder injuries for you, but also significantly decreases pressure on your dog’s neck and trachea, turning walks into a genuinely enjoyable experience for both of you.

Why Does Your Dog Pull on the Leash?

When a dog pulls on the leash, it’s not an act of defiance but rather the result of complex interactions between emotions like frustration or anxiety and learned behaviors. According to veterinary behavior studies, pulling can worsen when basic needs such as exercise, mental stimulation, and consistent routines are not adequately met, or when aversive tools like choke chains or prong collars are used. Additionally, if a dog repeatedly experiences success by reaching its desired destination through pulling, this behavior becomes increasingly ingrained. In other words, from the dog’s perspective, pulling has been reinforced as a successful strategy over time. Therefore, the key to training is to change the rules so that pulling no longer leads to success, while also addressing and fulfilling the dog’s fundamental needs.

Preparation Before Starting — Which Tools Are Best?

Choosing the right tools is half the battle in successful training. For first-time pet owners, we recommend starting with a Y-shaped harness. Below are our recommended combinations for different situations.

Comparison of Walking Tools

Item	Y-shaped harness	Standard collar	Slip/choke chain
Pressure on neck/trachea	Low	High	Very high
Suppression of pulling behavior	Medium	Low	Low (induces fear/anxiety, may worsen pulling)
Recommendation for beginners	★★★★★	★★★	★
Leash length	1.5–2m fixed	1.5–2m fixed	Fixed

Retractable flexi leashes are not used during the training stage. If the leash length keeps changing, it is hard for the dog to establish a reference point. Also, aversive tools such as choke and prong collars may appear effective in the short term but can increase fear and anxiety and actually worsen pulling, so they are not recommended for walk training.

4-Step Training Method — Start Indoors

- Stage 1 — Short distances indoors: Have your dog wear just the harness and leash in the living room and walk 2–3 meters. Praise immediately with a treat if the leash remains slack. - Stage 2 — Yard or hallway: Practice for five minutes in an area with minimal distractions. - Stage 3 — Quiet walking paths: Choose times when there are fewer people and dogs around. - Stage 4 — Regular walks: Stop immediately if your dog pulls on the leash, and resume walking once it loosens. This "stop-and-go" rule is the key to success.

Four-step leash training from indoors to outdoor walks

Actions to Absolutely Avoid During Training

Yanking the leash sharply or yelling at your dog can actually undermine training. While aversive methods may seem to suppress behavior in the short term, they increase anxiety, fear, and stress, teaching your dog that walks are scary experiences and potentially worsening pulling. Veterinary behavior studies have shown that punishment-based training is no more effective than positive reinforcement. Tools that put pressure on the neck, such as choke chains and prong collars, are never appropriate for leash training. Effective training relies on just three steps: stop, change direction, and reward.

Reward Timing — This Is the Most Important Part

Rewards must be given at the exact moment the leash becomes loose. Even a delay of 1 to 2 seconds can confuse your dog about which behavior is being praised. Start by offering a small treat every 3 to 5 steps, and gradually increase the interval as your dog’s success rate improves. Here is a checklist for timing your rewards:

The moment it loosens: As soon as the leash sags into a U-shape, use the marker word “Good!” and then give a treat.

Eye contact: Reward immediately when your dog looks up at you while walking.

Following a direction change: Reward when your dog follows you after you change direction.

Holding a stop: Reward when your dog stops with you at a traffic light.

Owners who praise their pets with treats the moment the leash becomes loose

What About Adult Dogs With Severe Pulling Habits?

Adult dogs can absolutely be corrected as well. However, since these are already ingrained habits, it may take longer than with puppies, so consistency and patience are key. Changing your usual walking route and practicing in short, frequent sessions is highly effective. For large breeds that pull severely, using a front-clip harness with a long leash as an auxiliary tool can help reduce tension on the leash and alleviate pulling. Rather than relying on aversive tools like choke or prong collars, consistent rules and positive reinforcement will gradually yield noticeable improvements.

When to Consult a Veterinary Behavior Specialist

Leashing pulling may not simply be a lack of training, but rather a response driven by anxiety or fear. This behavior often stems from frustration or unease. If your dog exhibits excessive panting or trembling during walks, shows aggressive reactions to specific triggers (such as other dogs, cars, or people), or if there is no improvement despite consistent training, it is advisable to consult a veterinary behaviorist. Behaviors rooted in anxiety or fear are difficult to resolve with training alone unless the underlying cause is addressed; in such cases, a combination of behavior modification and medication is often recommended.

Reviewed by a veterinarian

Dr. Tony — Punnawat Phongkittirak

Veterinarian

A veterinarian who majored in veterinary medicine at Khon Kaen University, Thailand, and completed the IVSA program at North Carolina State University in the United States. Drawing on clinical experience at animal hospitals, he works in the pet healthcare field and is dedicated to building a digital care environment that connects pet parents with veterinarians.

Frequently Asked Questions

At what age should I start leash training my puppy?

You can begin introducing your puppy to a harness and leash indoors starting at 8 weeks of age. It is safest to start formal outdoor walking training only after the second vaccination has been completed.

Can I use toys and praise instead of treats?

It’s possible, but treats are the most effective reward in the early stages. For dogs with low food motivation, you can substitute rewards with toys like balls or squeaky toys, or through play. The key is to reward your dog with something they truly value.

Should I avoid using a Flexi (automatic) retractable leash?

We don’t recommend using it during training. Since the leash length keeps changing, your dog can’t learn where the boundary is. Once training is complete, it’s fine to use it in limited situations, such as in a large park.

How much training should I do each day?

Five to ten minutes per session, two to three times a day, is ideal. Short sessions with frequent success are far more effective than longer ones. When dogs get tired, their learning efficiency drops.

What should I do if my dog encounters another dog during training?

Practice stopping at a safe distance and redirecting your dog’s focus to you. Once their excitement level drops, reward them with a treat and change direction. Forcing greetings can actually reinforce pulling behavior.

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References

[1] Landsberg G, Hunthausen W, Ackerman L, Behavior Problems of the Dog and Cat, 4th Ed, Elsevier, 2023

[2] Horwitz D, Mills D, BSAVA Manual of Canine and Feline Behavioural Medicine, 2nd Ed, BSAVA, 2020

[3] Introduction to Animal Behavior and Veterinary Behavioral Medicine, Wiley-Blackwell, 2021