Ironically, as many of you may know, Omega-3 PUFAS are some of the healthiest fats you can consume and are greatly undermined in the Western diet.
Here is an article from Mark's Daily Apple (a great website if you haven't already checked it out!) giving an explanation to why eating higher levels of fat can be optimal. It also includes responses to the fat-phobic people surrounded in our environment. Yes, we need fat to survive!
I am only a nutritional novice. Here are links to websites, articles, and research papers that I find informative and intriguing.