First came the dubious diet advice. In 1877, Carl von Voit, one of German chemist Justus von Liebig’s protégés, published an influential recommendation that working men required 118 grams of protein ...
People love to say that, as long as you eat enough protein, you'll keep your muscles strong as you age. But new studies show that's not exactly true. They don't even agree on what "enough" means, or ...