This document summarizes the work of the National Energy Action (NEA) charity in addressing fuel poverty in the UK. It discusses how fuel poverty is caused by a combination of energy inefficient homes, low incomes, health issues and high fuel costs. It notes that fuel poverty negatively impacts millions of households' health. The document then examines the UK government's new approach to defining and addressing fuel poverty, and discusses some gaps and challenges that still remain, including a need for more partnership between health and energy sectors.