Abstract: An electronic device is provided. The electronic device includes a display, a communicator, and a processor configured to recognize a context in a game which is running in the electronic device, receive an advertisement content from an external server through the communicator, modify the received advertisement content based on the context, and control the display to display a game screen in which the modified advertisement content is inserted.

Abstract: A smart toothbrush is provided. The smart toothbrush includes a toothbrush head configured to be provided with bristles, a toothbrush body configured to be connected to the toothbrush head and to be able to be held, a temperature sensor configured to measure a temperature within an oral cavity of a user while the user is brushing teeth using the smart toothbrush, and a processor configured to determine a tooth brushing section in which the user is brushing teeth within the oral cavity, based on a temperature value measured by the temperature sensor.