In addition to the most common causes of death in industrialized countries -- cardiovascular disease and cancer -- red meat is now associated with a less common ailment: blindness. Researchers at the University of Melbourne in Australia have found that people who eat read meat 10 or more times per week were 50% more likely to suffer age-related macular degeneration than people who do so less than five times per week.

An iPhone application called Locavore tells you which fruits and vegetables are in season at any given time in your area. Just tell it where you live, and then select the "currently in season" option for the list of foods. You can also see foods that will be in season soon, and get a listing of local farmers markets.