The authoritative information and advice you need, illustrated throughout with full-color photographs--now revised and redesigned to be even more reader-friendly! Puppyhood is the most crucial stage of your dog's life--the time when you get to teach him how to interact with you and behave in his new home. This updated guide gives you all the tools you need to keep your puppy healthy and turn him into a well-mannered member of your family, including: Pointers on puppy-proofing your home Nutritional information to help your puppy thrive Tips on hassle-free housetraining Positive training techniques that ensure success Advice on immunizations and health problems Bonus chapters available on companion Web site