Does Coffee Cause Heart Attacks?

Coffee drinkers have more heart attacks that proves it, right? Well, no, no, wait a second. Maybe people who drink a lot of coffee also don't exercise much and are more likely to smoke. It's a confound it's correlated but not causal. So a lot of these tools of sound reasoning, which I which I explained in the rest of the book, inoculate you're almost like a cognitive vaccine, a mental vaccine, against a lot of the pseudoscience,. The hippie dippy, paranormal, new age, your crystal power, wool stuff.