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Everywhere you look, food is trying to impress you with how natural it is, but the message is vague and often misleading. What does "organic" actually mean? What separates "grass-fed" from "free range"? We're separating real, meaningful labels from eco-hype.Photo by greenblog.

You don't need overpriced "recovery" products after exercise, but eating a low-carb meal can have real benefits for your next workout, and for your general health and metabolism. It all has to do with tissue storage and insulin reception.Photo by SuziJane.

If you need a quick rundown on the nutritional content of a particular food, MyFoodapedia is a comprehensive food database brought to you by the USDA Center for Nutrition.

Getting fit is hard enough without having to buy fancy in-home exercise equipment. Health and nutrition web site SimpleFit is loaded with info on how to eat right, lose weight, and get strong without spending a dime.

Changing your diet entirely and signing up for a gym—starting tomorrow, you swear—probably won't work. Wired's How-To Wiki runs some math on what it really takes to lose permanent weight. The numbers are actually, well, encouraging. Photo by bandita.