Can you explain how the definition of an adverb can help you avoid ' telling '? I ' m intrigued . <| sep |> Here are some other considerations A photograph will tend to make you look heavier . The image in the mirror is similar to looking at a 3 D object in video game on a flat screen monitor , as opposed to a flat 2 D image of yourself in a still photo print . The perception of depth is greater in the mirror . A comparison of a video and a mirror would likely be closer to each other than a still photo and the mirror would be . The ability to move , turn etc . under the lighting conditions enhances the effect in the mirror and in the video . Size matters . When you look at yourself in the mirror it is at actual size . When you look at photo it is a reduced image . Lighting . The image in the mirror is as it is with no overriding lighting conditions . On the other hand the still photo involves the lighting captured in the image and the lighting conditions on the photographic print being viewed . Substrate . A mirror has a reflecting silver backing that does not impair the degree or volume of color values seen , while a photographic print has several dye layers and a paper backing that impair or limit the volume of color values seen . Similar to why a photo on a computer screen looks better than a print .