A method is provided. The method includes executing a camera application at an electronic device; activating a heart rate monitor (HRM) sensor operatively coupled with a first surface of the electronic device in response to the execution of the camera application; receiving an input signal via the HRM sensor; and capturing, using a processor operatively coupled with the electronic device, an image via an image sensor operatively coupled with a second surface of the electronic device based at least in part on the input signal.