an article by Tim Ferriss for fourhourworkweek.com
In the not-so-distant past, the medical establishment considered all fats equally loathsome: all fats were created equal and they’re all bad for you. Things have changed in that quarter, if only slightly. You have no doubt heard the drumbeat of current medical thinking on fats: some fats are now good for you—olive oil and canola oil*—but others are bad for you—trans fats and all saturated fats. That’s an improvement from the old cry, but far from the truth.
It seems that no matter how the story spins from the denizens of the anti-fat camp, one piece of their advice remains staunchly constant: “You should sharply limit your intake of saturated fats.” The next admonition will invariably be, “which have been proven to raise cholesterol and cause heart disease.” Their over-arching belief is that saturated fat is bad, bad, bad.
You see with just a glance at [our suggested meal plans] that we’ve included fatty cuts of meat, chicken with the skin, bacon, eggs, butter, coconut oil, organic lard, and heavy cream in the plan. Aren’t we worried that these foods will increase your risk of heart disease and raise your cholesterol? In a word, nope. In fact, we encourage you to make these important fats a regular part of your healthy diet. Why? Because humans need them and here are just a few reasons why.
Read the article.