CATCH is a flagship Programme of the Government of Sikkim which is aimed at providing universal comprehensive check-up on annual and periodic basis. Though the primary focus is Annual Health Check-up, based on the epidemiological ethic of “No survey without service”, an attempt has also been made to provide comprehensive health care with primary focus on health promotion and prevention of diseases. Vision: To provide comprehensive annual and total health checkup to all citizens for appropriate interventions individually and collectively to make Sikkim the healthiest state in India.