Reducing Fear of Cancer Recurrence in Danish Colorectal Cancer Survivors

Inclusion Criteria: * Completed curative intent colorectal cancer treatment with surgery and/or radiation and/or adjuvant chemotherapy between 1 March 2014 and 31 December 2018 * No history of recurrence after primary operation * Fear of Cancer Recurrence Inventory score of 22 or above (14) * Age 18 or above * Reads and understands Danish * Access and ability to use Internet Exclusion Criteria: * Cancer recurrence at any follow-up * Inability to comply with the protocol due to severe psychiatric, cognitive disorder or substance abuse identified during telephone interview * As the intervention is web-based, participants without knowledge of or access to the Internet will be excluded from the RCT (including dyslexia).