While it is normal for puppies to bite, chew and mouth on peoples' hands, it is not ahabitthat should be carried over into your dog's adult life. Follow these steps to train yourpuppyso he'll stopbitingand will learn to be gentle.
Puppybitingcan become a problem behavior if not nipped in the bud. Teaching bite inhibition, offering chew toys, and training are all ways to curbbiting.

Is your newpuppy'sbitinggetting a bit out of control? Here's veterinary behaviorist Wailani Sung's insight into why puppies bite and how to stop apuppyfrombitingyou, your clothes, and your stuff.

As we can see from the illustration, Weeks Old Puppy Biting Habits has many fascinating aspects to explore.
A practical daily plan to stoppuppybitingat 8weeksusing redirection, naps, and bite inhibition training—gentle, effective, and age-appropriate.

For a small subset of puppies,bitingcan predict a larger more foreboding problem of fear which can lead to fear-induced aggression. The best way to assess if yourpuppyis exhibiting normal behavior or exhibiting aggressivebitingis to consider the context of thebitingand observe his body language.
The phenomenon of "9weekoldpuppybiting" is a common and normal aspect of canine development, driven by teething, exploration, and social learning. Understanding the causes and recognizing the signs of this behavior are the first steps toward effective management.
Butpuppybitingduring play is usually normal and healthy, as long as it happens in short bursts and your pup can calm down afterward. During teething (usually 12-20weeksold),bitingalso increases.