Peter Attia· MD
In other words, you are very likely to be capturing other healthy habits when you're trying to simply measure one thing. And of course that's the hallmark of doing experiments, right? The reason an experiment, particularly a randomized experiment and ideally a blinded randomized experiment as the gold standard, uh is so important is because it allows you to isolate one variable at a time and epidemiology does not allow you to do that.