Provided are a wearable device and a method of operating the same. The wearable device includes: a display configured to display content; a user input unit configured to receive a command of a wearer; and a controller configured to: when the content is reproduced in a state in which the wearable device is worn, output, through the display and based on content reproduction related information of the wearable device, information informing the wearer that stopping reproduction of the content is requestable, and control to stop the reproduction of the content in response to a reproduction stop request for the content, received through the user input unit in response to the output information, wherein the content reproduction related information corresponds to information influential on a health of the wearer when the content is reproduced in the state in which the wearable device is worn.