An electronic device is provided. The electronic device includes at least one processor, and memory storing instructions that, when executed by the at least one processor individually or collectively, cause the electronic device to determine, respectively, a first state of a user and a second state of the user, based on one or more of a property of first video content and first sensor data acquired while the first video content is being output, output second video content including second image frames temporally positioned between first image frames of the first video content, based on a difference between the first state and the second state, and output third video content including fourth image frames temporally positioned after a third image frame of the first video content, based on second sensor data acquired after the output of the second video content is initiated.