Grease Is Good? Not So Fast!
The study was a meta-analysis. That is, it combined the results of several prior research studies. Some had shown marked dangers of saturated fat, while others did not, and they were all blended together in a statistical stew. The weak studies tend to dilute the stronger ones, masking real dangers.
grease good fast study meta analysis combine result prior research study show mark danger saturated fat blend statistical stew weak study tend dilute strong one mask real danger