Introduction -- Current research. Cold weather, cold homes and winter mortality -- Housing and winter death: epidemiological evidence -- Cold, cold housing and respiratory illnesses -- Cold stress, circulatory illness and the elderly -- Dust mite allergens, indoor humidity and asthma -- Impact of fuel poverty on health in tower hamlets -- Tolerant building: the impact of energy efficiency measures on living conditions and health status. Tools for research and practice. The affordable warmth index -- Mould index -- Winter morbidity and fuel poverty: mapping the connection -- Modelling the health cost of cold damp housing. Inter-agency partnership in practice. Asthma: lessons of the Cornwall housing interventions study -- Treating cold, damp and asthma with affordable warmth -- Promoting partnership: the Nottingham example -- Urban care: working in partnership with communities --Working in partnership: lessons from ten case studies. Ways foward. The cost of poor housing--and how to reduce it -- Healthier homes: the role of health authorities -- The unavoidable imperative: cutting the cost of cold.