1. A method for identifying a change in a profile comprising: receiving a plurality of profile images comprising before images and after images; determining an angle for each of the profile images; matching one of the before images with one of the after images based on the determined angle, wherein the matching comprises identifying multiple pairs of before and after images at different angles; calculating an area of the profile, including a submental area, for both of the matched before and after images for at least one of the pairs; and identifying changes in the matched after image when compared with the matching before image.