This authoritative guide offers the basics of child development, addressing exactly how children's bodies can affect their behavior. The authors not only discuss what to do to treat specific behavior problems but actually advise parents on how, in many instances, they can prevent many common and more serious problems. The authors' practical, accessible advice covers a variety of issues including: Everyday activities such as eating, sleeping, and dreams Intelligence and success in school Stress and fears Relationships with parents and siblings Discipline Talking about difficult subjects such as religion, death, adoption, and divorce What to do if further help is needed, with a full explanation of diagnostic tests and treatments