The review is part of a series of evidence reviews funded by the Greater London Authority (GLA) to build the evidence for reducing health inequalities in London through action on specific social determinants of health. This review by the UCL Institute of Health Equity (IHE), focuses on the effects of racism on health and its contribution to avoidable inequalities in health between ethnic groups – a particularly unacceptable form of health inequity. It is urgent that society tackle the damage to health and wellbeing as a result of racism