Introduction : taking responsibility for asthma : new kinds of people, new kinds of health -- Democratizing knowledge : patients caught between compliance and self-management -- Domestic experiments : when parents become "half a doctor" -- Patient agency, personal responsibility and the upholding of medical expertise -- Knowledge, discipline, and domesticity : the work of raising healthy children -- Body, breath, and mind : subjugated knowledge and alternative therapeutics -- The best holiday ever : the pleasures and pains of spa cures and summer camps -- Redistributing responsibility among states, companies, and citizens : struggles in the steel heart of the republic -- Conclusion : problematizing asthma.