How Lifestyle Damages the Blood-Brain Barrier and the Science That Can Reverse It

New research reveals how a liver enzyme triggered by exercise could undo the cognitive damage of poor diet, sleep loss, and chronic stress. 🎧 ▶️ Press the play button below to listen. Introduction The blood-brain barrier (BBB) is your brain’s frontline defense—a microscopic fortress of tightly packed cells that decides what enters and what stays…

How Exercise Speaks to the Brain and Prevents Alzheimer’s

A Discovery That Could Change How We Think About Exercise and Dementia Audio updated on April 1, 2026, for Apple device compatibility. New research reveals how exercise triggers the liver to send signals that rejuvenate brain blood vessels and reverse memory loss. Learn how physical activity fights Alzheimer’s—and hope for those who can’t exercise. 🎧…

Ivermectin’s Role in Preventing the Neurologic Effects of SARS-CoV-2

A question in the comment section: Considering that ivermectin does not cross the blood-brain barrier, what is its role in lessening the neurologic effects of SARS-CoV-2? SARS-CoV-2, the virus that causes COVID-19, can pass thru the protective blood-brain barrier and cause problems like loss of smell and taste and headaches. If not treated early, worse…