To grab your copy of the book, head to GeniusAndImpostor.com. To submit a question for us to answer on the podcast, go to brainjo.academy/question. To subscribe to the free Better Brain Fitness…
Henry Mahncke is the CEO of Posit Science and the creator of BrainHQ, the most researched brain training platform in the world. A neuroscientist who did his PhD with Michael Merzenich, considered the…
Can a shingles vaccine cut your dementia risk by 20%? A series of landmark studies — published in Nature, Cell, and JAMA — say yes. In this episode, Tommy unpacks the research: how natural experiments…
A recent study published in Nature Medicine claims a blood test can predict when you'll develop Alzheimer's disease, and it got a lot of attention. But how well does it actually work, and should you…
In this episode, we discuss a study published in PLOS One that compared living brain tissue to post-mortem brain tissue and found dramatic molecular differences between the two. The findings raise…
10 Feb 2026
In this episode, we explore a rigorous meta-analysis examining how action video games, particularly first and third-person shooters, affect cognitive function in young adults. The research reveals…
In this episode, we dig into a recent McGill University study on computerized cognitive training and its effects on brain chemistry in older adults. What you'll learn: Why certain brain training games…
In this episode, we dive into guidelines to figure out what all the fuss is about, whether that fuss is warranted, and whether we should even be issuing dietary guidelines to begin with! Topics and…
Much of what we talk about on Better Brain Fitness resolves around the demand-driven decline model we published. Well...a new study just published in Nature Communications gave that model the best…
In this episode, we tackle a question from listener Carolyn in Michigan about the potential cognitive impacts of long-term hearing loss. What You'll Learn: The research linking hearing loss to…
