1. A method comprising: capturing, by a processor, an image of an individual based at least on a privacy setting; capturing, by the processor, condition data associated with the captured image, wherein the condition data includes ambient lighting data, and wherein the ambient lighting data is a measure of a light level of an image capture environment of the captured image; assessing, by the processor, image acceptability of the captured image for determining a physiological condition of the individual, wherein assessing the image acceptability of the captured image comprises assessing at least the ambient lighting data of the condition data, and wherein the image acceptability of the captured image is based at least on predefined condition criteria; and accumulating, by the processor, a longitudinal record from two or more acceptable captured images of the individual and condition data associated with the two or more acceptable captured images, wherein the longitudinal record provides a visual history of the individual over a time period with the captured images in the visual history not more frequent than weekly to enable detection of changes in physiological conditions of the individual over the time period.