The keto/LDL story is a great example of the limitations of blood tests when studied in isolation, and what the future of medicine and dietary interventions with LLMs will look like. Conventional teaching: LDL is bad Conventional teaching is to keep your LDL, or “bad” cholesterol, low. So when a pattern emerged of young, otherwise healthy people on keto diets experiencing massive spikes in their LDLs – to the levels of highest risk for heart attacks – it captured a lot of interest. The people...