http://search.proquest.com.silk.library.umass.edu/docview/205673032?OpenUrlRefId=info:x... - 2 views
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eheilker on 04 May 15An online service launched in 2005, called Nutrax, helps people "watch what they eat" by allowing them to snap pictures of their meals and send them to an online food diary. The idea is that taking pictures is fast and easy, and much less cumbersome than keeping track of what you eat by writing it down. This technology improves chances of success in making dietary changes.