672. My Mom Died of Alzheimer's. Are My Hormones, Thyroid & Metabolism Changing My Risk?

On this episode

About this episode

What if Alzheimer's doesn't begin when you start forgetting things, but decades earlier, with your blood sugar, your waistline, and your hormones? In this episode, I'm joined by Dr. David Perlmutter, Board-Certified Neurologist and author of Grain Brain and his new book, Brain Defenders, to unpack why your brain's future is something you can influence. We talk about microglia, the brain's own immune cells, how they shift from protecting your brain to damaging it, and why chasing beta amyloid may be missing the bigger picture. We also get into how thyroid hormone, especially T3, fuels the mitochondria that help keep those immune cells supportive. We look at why the drop in estrogen during…