Brainwaves: How does a brain stay healthy?

You might think a healthy brain starts and ends in your head – but there are miles and miles of neuron fibers that connect your brain with nearly every corner of your body. Why a healthy brain needs a healthy body. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

On Point news analyst Jack Beatty on who stands to benefit from the so-called Dmitriev package, a reported $12 trillion economic cooperation proposal between the U.S. and Russia. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

A tunnel. A bright light. Reuniting with deceased loved ones. Many people who have near-death experiences have remarkably similar stories. Why? *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

The rate at which artificial intelligence is able to replicate human behavior has increased in recent years. Does that mean it's thinking like us? In the third episode of "Brainwaves," what artificial intelligence teaches us about our own capacity for thought. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

Consciousness is how we are able to feel, dream and imagine. And yet -- scientists haven't figured out how consciousness definitively works. What we know, what we don’t and what that tells us about our brains. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

The brain is the organ that makes us who we are. It’s our conduit between reality and thought. But somehow, we’ve only scratched the surface in understanding how the brain actually works. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

The head of the CDC’s vaccine advisory panel recently said he thinks vaccines for polio and measles should be optional. A fact-check of the Trump administration’s latest moves against mass vaccination. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

On Point news analyst Jack Beatty on Americans whose recent violent encounters with immigration agents have changed them and their families. Several of them spoke at a recent forum organized by congressional Democrats. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

How can a lawyerly society and an engineering society learn from each other? And what’s at stake if they fail? Author Dan Wang set out to answer those questions about the U.S. and China. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint

The Trump Administration has now published its National Security Strategy and its National Defense Strategy. They present an ideological shift in U.S. foreign policy that deprioritizes defending Europe and dilutes focus on China. *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint