The document summarizes a webinar about a challenge to create new health management apps for Windows 8 and HealthVault. The challenge goals are to explore how the combination of Windows 8 and HealthVault can create more engaging and integrated health solutions. Developers are asked to create Windows Store apps that integrate with HealthVault using its APIs and SDK. The evaluation criteria include innovation, potential for engagement and health outcomes, design, use of Windows 8 features, and HealthVault integration. The timeline and resources provided to help developers are also outlined.