An electronic device including a first housing and a second housing facing each other and combined with each other to be folded or unfolded is disclosed, the electronic device includes: a first grip sensor included in the first housing; a second grip sensor included in the second housing; and a processor, wherein the processor is configured to: determine a folded state or an unfolded state of the electronic device, sense proximity and/or contact of a human body using the second grip sensor and adjust a radiated power of the electronic device and/or a power of the electronic device based on the sensed proximity and/or contact of the human body based on the electronic device being determined to be in the unfolded state, and sense the proximity and/or contact of the human body using the first grip sensor and adjust the radiated power of the electronic device and/or the power of the electronic device based on the sensed proximity and/or contact of the human body based on the electronic device being determined to be in the folded state.