Groundbreaking new research challenges conventional beliefs about cholesterol and heart disease. A one-year prospective study of 100 metabolically healthy adults following a long-term ketogenic diet found no correlation between extremely high LDL cholesterol and the progression of coronary artery disease. Listen in this week as Dee explains the study, the importance of personalized risk assessment, why cardiac imaging might matter more than cholesterol levels alone, and what this means for patients, practitioners, and the future of cardiovascular health.

Reference:

Soto-Mota, A., Norwitz, N. G., Manubolu, V. S., Kinninger, A., Wood, T. R., Earls, J., Feldman, D., & Budoff, M. (2025). Plaque begets plaque, ApoB does not. JACC Advances, 101686. https://doi.org/10.1016/j.jacadv.2025.101686

If you’re struggling with fatigue, chronic constipation, weight gain, or weight loss resistance, an underactive thyroid could be the hidden cause. Listen in this week as Dee explains how the thyroid gland plays a big part in regulating metabolism, digestion, and energy, and the role of diet and lifestyle in treating the root cause of thyroid hormone imbalance.

Work with Dee: https://deemccaffrey.com/

Beef tallow, aka rendered beef fat, was once a staple in American home cooking and fast-food kitchens throughout much of the 20th century. Though it declined in popularity due to concerns over its saturated fat content, it’s now making a comeback. Listen in this week as Dee breaks down the sizzling truth about beef tallow—its nutritional perks, potential pitfalls, and whether it earns a spot in a healthy diet.

Reference:

Limmatvapirat, C. (2020). Beef tallow consumption and health. The Journal of Chulabhorn Royal Academy, 1(2), 16–34. https://he02.tci-thaijo.org/index.php/jcra/article/view/222030