I talk with Dr. Chris Shade, an expert in the environmental and analytical chemistries of mercury, about how we get exposed to mercury, the affect it can have on our bodies, what determines sensitivity to mercury, and the right (and wrong) way to test for mercury toxicity.
In 2004 the EPA and FDA published new guidelines suggesting that pregnant women (and those who might become pregnant) limit their consumption of fish to 12 ounces (340 g) per week due to concerns about mercury exposure. These guidelines, which were only intended for pregnant women for the sake of their developing children, have quickly become an accepted fact among the mainstream media, the medical establishment, and the general public. They have also been indiscriminately… Read More
A while back I wrote an article on the role of selenium in autoimmune thyroid disease. I summarized several studies which found that selenium supplementation reduced inflammation and damage to thyroid tissue, lowered thyroid antibody levels in the blood, and improved the conversion of T4 to T3. However, I also sounded a note of caution when it comes to selenium supplementation: “These preliminary studies show the positive effects of selenium supplementation on inflammatory activity in… Read More
From a public health perspective, I think this is one of the most important shows I’ve ever recorded. As it is, most people do not eat enough cold-water, fatty fish, and this is especially true of pregnant women. Concern about mercury toxicity is one of the main reasons for this. But as you’ll learn in this episode, such concerns are unfounded and not supported by the science the majority of the time. In fact, we… Read More
In this series, we’ve covered a wide range of vitamins and minerals that are important for skin health. Part 1 discussed how vitamin A improves the rate of skin turnover, zinc aids in wound healing, and vitamin C promotes collagen growth. Part 2 explained how omega-3 fatty acids reduce inflammation, biotin improves skin moisture, and sulfur has anti-aging qualities. These vitamins and minerals are crucial for the proper formation and function of skin cells, and… Read More
In this episode we conclude the excellent 3-part series on cholesterol and heart disease with Chris Masterjohn. It’s been a pleasure to have Chris with us throughout the series, as he’s the most knowledgeable person I know about these topics. We’ll certainly have him back in the future! In case you missed them, here are links to Part 1 and Part 2. In this episode, we cover: 2:30 The role of cholesterol in heart disease… Read More