Introduction Theoretical Foundations of Social Capital in Health Research Social Capital and Welfare: Do Universal Welfare State 'Crowd Out' or Stimulate Social Capital? Social Capital and Health: Mechanisms and Empirical Findings Health Inequalities by Education in European Welfare Regimes: The Contribution of Individual Social Capital Health Inequalities Between European Welfare Regimes: The Contribution of Collective Social Capital Social Capital and health Inequality in the Social-Democratic Swedish Welfare State The Dark Sides of Social Capital: Homophily and Closure of Immigrants Social Networks in the Swedish Welfare State Concluding Discussion