Provided are an electronic device capable of accurately measuring the effect of continuous beauty treatment based on the biological information acquired from a video, a method for controlling an electronic device, and a control program for an electronic device. The electronic device 1 includes: an imaging condition adjuster 111a that makes an imaging device capture a video of at least a part of a body to acquire pulse-wave information for adjustment indicating a pulse wave of the body based on the video, and adjusts an imaging condition based on the pulse-wave information for adjustment; and a video processing unit 111 that makes the imaging device capture a first video of at least a part of the body under the imaging condition adjusted by the imaging condition adjuster 111a to acquire video information on the body in the first video, and acquires first pulse-wave information on the body based on the video information on the body in the first video.