Dog Bites When Excited? How to Stop It

Why Dogs Bite When Excited

Dogs often bite when overly excited due to high energy levels, overstimulation, or instinctive behaviors like chasing and grabbing. In one case, a dog named Stinky began biting at nine months old, with incidents linked to visitors, doorbells, or playful activities like chasing around the pool. Another dog, Buster, became increasingly mouthy in the evenings when the family was home, especially during fast-moving games involving hands and feet. These behaviors are not signs of aggression but rather uncontrolled excitement or instinctual play.

Never Punish Excitement—It Backfires

Punishing a dog for being excited—such as yelling, scolding, or physical corrections like “scruffing” or spanking—does not teach the dog what to do instead and can increase fear and anxiety. In Stinky’s case, repeated reprimands and confinement failed to stop the biting and even escalated the problem. Experts agree: don’t punish joy. Reacting with anger or fear teaches the dog to associate excitement with negative outcomes, which can lead to more serious behavioral issues over time.

Redirect the Behavior with Toys and Tasks

The best way to stop excited biting is to redirect the dog’s focus. Offer a chew toy or a favorite object for the dog to carry in its mouth. This simple act can interrupt the biting impulse because it’s hard to bark and carry something at the same time. For example, giving a dog a toy to hold during a doorbell ring can reduce barking and lunging. You can also teach the dog to “fetch” or “search” for an object, turning an exciting moment into a productive, calming activity.

Use Calmness and Consistent Responses

Your own calmness influences your dog. If you stay relaxed during high-energy moments, your dog is more likely to stay calm too. When a dog bites too hard during play, a sudden, dramatic reaction—like jumping up and leaving the room—can be effective. This mimics how puppies learn from each other: if play stops abruptly, the dog learns that biting ends fun. After a few seconds of ignoring the behavior, re-engage with a toy to redirect the energy.

Prevent Overstimulation and Build Self-Control

Overexcitement often happens when dogs are tired, hungry, or have too much energy. If your dog bites during play, pause the session and let them burn off energy first—walk them, play a game of fetch, or let them chew on a frozen Kong. This helps them settle before re-engaging. Also, avoid games that encourage biting, like quick hand or foot movements, especially with young or overly excited dogs. Instead, use toys and structured games to channel their energy safely.