This infographic package of 6 tiles summarises the key points from the UN Decade of Healthy Ageing advocacy brief on social isolation and loneliness among older people, co-produced by the World Health Organization, the International Telecommunication Union, UN Women, and the UN Department of Economic and Social Affairs. The infographic package covers: what is social isolation and loneliness; the harms of social isolation and loneliness; the prevalence of social isolation and loneliness; how social isolation and loneliness can be reduced; what can be done if you feel socially isolated or lonely; and 3 things to do globally to reduce social isolation and loneliness.