The ever-growing use of information and communication technologies in the past decades and the proliferation of mobile devices for monitoring vital signs and physical activity is enhancing the emergence of a new healthcare paradigm. More recently, citizens are becoming more sensible to the necessity of monitoring environmental health indicators and to its direct impact on personal health. This article proposes and describes the development of a clinico-environmental system for personal monitoring. The result is ContinuousCare, a personal healthcare information system that integrates personal smart devices with air quality monitors. The solution helps citizens to better understand their health and body activity with environmental context, aiding professional doctors with analysis tools and making available valuable data for external systems.