The invention provides a video generating apparatus and a method. The video generating apparatus comprises: an obtaining unit for obtaining an image in which a person has been taken; a human body recognizing unit recognizing a part of a human body of the person in the image; a holding unit for holding data concerning a basic video showing that the person exercises; a setting unit for setting a motion range of a specific part in the exercise of the person, on the basis of the recognized parts of the human body of the person; a video generating unit for generating, from the data concerning the basic video, a sample video for the person in the image on the basis of the motion range; and a display controlling unit for displaying the generated sample video on a displaying apparatus. Thus, it is possible to generate and show the sample video suitable for the person.