Sometimes even the bigs get it wrong: new analysis reveals no association between protein and mortality I won't fault the molecular-level data in the paper, but the analysis of the NHANES data - which garnered headlines "Protein as bad for you as Smoking," trumpeted by the US and UK tabloids - was really poorly done. In fact, the narrative that protein kills you up to age 65 and then protects you from death is still a popular podcast tagline! People measure their IGF-1 levels with the notion that it's predictive of cancer risk. The human data from that paper is still discussed in reverent tones as 'fact.' It's wrong!d.in/gzxgWDig (Thanks to Dr. Layne Norton biolayne for preserving that letter). I hasten to add that there are a few good people in the field who added their names to that letter! Including Donald Layman, Arne Astrup, Heather Leidy, Peter Clifton, and the late Doug Paddon-Jones. I won't fault the molecular-level data in the paper, but the analysis of the NHANES data - whi...