Up-to date research-based information on infant sleep, safety, and development from the Infant Sleep Info Source website (www.isisonine.org.uk). This informational app explains how and why babies sleep as they do, and explains the reasons for safe sleep guidance. Includes an interactive bed-sharing safety tool, an optional sleep diary for your baby and links to info sheets and other web-based resources. A great teaching tool for health professionals and resource for parents who want to make info