Puppies bite. It's how they explore, and it's how they used to play with littermates before they came home with you. The goal isn't to stop the behavior outright, it's to teach them that human skin isn't a chew toy.
What you'll need
A couple of appropriate chew toys, and more patience than you think you'll need in week one.
Steps
- Yelp, then stop moving
A sharp, high-pitched 'ow' mimics what a littermate would do. Most puppies pause out of surprise. That pause is your opening.
- Redirect to a toy immediately
The moment your hand is free, offer a chew toy instead. You're teaching a substitution, not just a 'no'.
- End play if the biting continues
If they go straight back to your hand, calmly stand up and remove attention for 30 seconds. Puppies want the game to keep going, so this lands.
- Reward gentle mouthing generously
When they play with a toy instead of your hand, or mouth softly without pressure, mark it with praise. This is the behavior you're actually building toward.
- Stay consistent across everyone in the house
If one person allows rough play and another doesn't, the puppy gets mixed signals and progress slows. Get everyone on the same page early.
Time and temperament
Realistically: Each individual correction takes seconds, the yelp, the pause, the redirect. What takes real time is the pattern building over days, so judge progress by the week, not by how any single play session goes.
Reading them: A puppy that pauses and looks at you after the yelp is processing the signal correctly, even if they go back to mouthing a moment later. A puppy that gets more wound up and bites harder after the yelp is overstimulated and needs the whole game paused, not just redirected.
Staying patient: Teething weeks bring real relapses, not failures. A puppy that had three good days and then had a rough evening hasn't lost the progress you built, they're just uncomfortable and need the same consistent response repeated.
Frequently asked questions
Is this different for an older dog that still mouths?
The same redirection principle applies, but if biting is new in an adult dog rather than a lifelong habit, it's worth ruling out pain or anxiety with a vet first.
How long does this usually take?
Most puppies show real improvement within two to three weeks of consistent redirection. Teething periods can bring a temporary relapse, that's normal.