A healthcare and wellness management system, which can be used to collect and analyze data related to a user's health. Using software applications and sensors embedded on a hardware platform, the system collects psychological and physiological data regarding a subject such as mood or stress level, food intake, and vital signs. The system may generate a health parameter based on the collected data. The system may initiate actions based on the gathered data. Multiple users may be ranked relative to one another based on their health parameters.