The embodiment of the invention provides a method and device for identifying interest contents. The method includes the following steps that according to the face orientation of a user in the content browsing process, the browsing time of at least one browsed content block is identified; according to the browsing time and the data volume of each browsed content block, the unit browsing time of each browsed content block is calculated; according to the unit browsing time of each browsed content block, the interest contents of users are determined. The method and the device can more accurately identify the contents which the users are interested in.