A weight management system (10) comprising logging means (11) for logging past food intake events and past energy expenditure events, means for receiving (11) agenda entries and storage means (12) for storing the past food intake events, the past energy expenditure events and the agenda entries. The system further comprises a processor (13) for, based on the past food intake events, the past energy expenditure events and the agenda entries, scheduling at least one future food intake event or at least one future energy expenditure event and adding the future food intake event or the at least one future energy expenditure event to the storage means (12) as one of the agenda entries. An output (14) is provided for presenting the agenda entries to the user. The system (10) enables integrating a weight management system with a user's personal agenda.