Vegetable oils are sometimes referred to as seed oils because they come from the seeds of plants. The most commonly used include corn, soybean, canola, palm, peanut, safflower, and sunflower oil. They are widely touted as an alternative to butter, but Dr. Cate Shanahan, a physician-scientist, challenges the notion that these oils are a heart-healthy, pro-aging option. Navigating the dietary landscape can be a daunting task, with mixed messages creating widespread confusion. The inclusio...