Disclosed is a method performed in a health study management system for configuring the collection of health-related data from a plurality of user devices associated with participants in a health study. The health-related data may comprise one or more of: data indicative of user health, and source data from which data indicative of user health can be derived. The method comprises maintaining in a database a catalogue of predefined data collection activities, each data collection activity performable at user devices for obtaining health-related data. A health study configuration for a health study is received, the health study configuration identifying a selected group of data collection activities from the catalogue, each of the group of data collection activities for acquiring respective health-related data for the health study. Based on the catalogue and the selected group of data collection activities, a data collection configuration is generated for each of a plurality of user devices associated with study participants, the data collection configuration specifying the data collection activities to be performed at a user device. The generated data collection configuration is transmitted to each user device to configure the user device to perform the specified data collection activities.