t%3D1424981342000%26v%3D2%26position%3D4%26china_variant%3DFalse&utm_medium=10today.0226 &position=4&part=sl&china_variant=False> theatlantic.com / Cari Romm How people came to believe the myth that nutritional supplements could make them into better, healthier versions of themselvesln 1941, President Fra