Technical guidance. This technical guidance aims to inform policy and practice development specifically related to improving the health of older refugees and migrants within the European Union and the larger WHO European Region. Both ageing and migration are in themselves complex multidimensional processes shaped by a range of factors at the micro, meso and macro levels over the life-course of the individual, but also with intertwined trajectories. Relevant areas for policy-making include healthy ageing over the life-course, supportive environments, people-centred health and long-term care services, and strengthening the evidence base and research