This document discusses the importance of networks for health and well-being. It introduces the concept of "social health", which is defined as maintaining a balance between activity, mindset, connections and connectedness to enhance productivity and well-being. The document discusses how networks are everywhere and examines different types of networks like hubs, nodes, routers and connections. It also discusses the power of diverse networks and weak ties for accessing new information and opportunities. Finally, it presents a hexagon model of social health that involves factors like knowledge networks, time, and pace/process/performance.