Well it could mean that you will walk new ground. However, it may mean that you have a bacteria on your foot or a rash. If it does not stop I would check it out. :) From your excellent description this does sound like some form of eczema or dermatitis (they both mean the same thing, 'inflamed skin').
GMOs in Food. Here is a summary of crops, foods and food ingredients have been genetically modified as of May, 2010: Currently Commercialized GM Crops in the U.S.: (Number in parentheses represents the estimated percentage that is genetically modified.). Currently commercialized GM crops in the U.S. include soy (94%), cotton (90%), canola (90%), sugar beets (95%), corn (88%), Hawaiian papaya (more than 50%), zucchini and yellow squash (over 24,000 acres). Other Sources of GMOs:
Genetically modified foods (GM foods) are foods that have been modified using biotechnology. Most known GM foods are pineapples, strawberries and potatoes. GM foods are made to last longer, have more nutrients, taste better and also the crops will have a higher quantity when harvested.