One of the top concerns that parents have about their babies, toddlers, and children is getting them to sleep. All children are different, and even experienced parents may encounter problems with a new baby or young child who has trouble sleeping. In The Complete Idiot's Guide to Sleep Training for Your Child, readers will find- How to deal with your baby's changing sleep schedule. Health issues that can impact your baby's sleep. Types of crying and what to do. What to do about sleep disturbances such as nightmares.