These foods have gone from being considered healthy to unhealthy to not just healthy but even essential.In the future, when we’re zipping around the biosphere on our jetpacks and eating our nutritionally complete food pellets, we won’t have to worry about what foods will kill us or which will make us live forever. Until then, we’re left to figure out which of the food headlines we should take to heart, and which should be taken with a grain of unrefined, mineral-rich sea salt. Low-fat or high-fat? High-protein or vegan? If you don’t trust what your body tells you, remember that food science is ever evolving. Case in point: The seven foods below are ancient. But they’ve gone from being considered healthy (long ago) to unhealthy […] Read More