Caffeine: How Much Is Too Much?
Today we’re revisiting caffeine. It’s a drug that tons of us take every day. So, is that a bad thing?? What is it really doing to our bodies and our brains? Plus — if we get it in the form of energy drinks, is that super dangerous? We talk to Dr. Astrid Nehlig, Prof. Gregory Marcus, and Prof. Sachin Shah. [REBROADCAST] Find our transcript here: https://tinyurl.com/ScienceVsCaffeine In this episode, we cover: (00:00) Our love/hate relationship with caffeine (04:40) How coffee affects our gut (07:29) How coffee affects our brain (12:59) How coffee affects our sleep (17:58) Coffee makes us go vroom vroom vroom! (20:45) Are we caffeine addicts?? (28:15) Are energy drinks dangerous? This episode was produced by Rose Rimler, with help from Wendy Zukerman, as well as Nick DelRose, Joel Werner, and Michelle Dang. We’re edited by Blythe Terrell. Fact checking by Sarah Baum. Mix and sound design by Bumi Hidaka. Music written by Bobby Lord, Bumi Hidaka, Emma Munger and Peter Leonard. Special thanks to all the researchers we spoke to for this episode – including Dr. Bryan Saunders, Dr. Sergi Ferré, Prof. Andreas Heinz, Prof. Christine Curran, Dr. Erikka Loftfield, Dr. Felix Oberhoffer, Dr. Alan Wayne Jones, and Dr. Vijay Yadav. Extra special thanks to Jason Vytlacil and the Zukerman family. Science Vs is a Spotify Studios Original. Listen for free on Spotify or wherever you get your podcasts. Follow us and tap the bell for episode notifications. Learn more about your ad choices. Visit podcastchoices.com/adchoices (https://podcastchoices.com/adchoices)

Narcissists: Are We Surrounded?

Understand & Improve Memory Using Science-Based Tools | Huberman Lab Essentials

Keynote: After the AI Hype – What’s Real, and What’s Next - Richard Campbell - 2026

I Was An MIT Educated Neurosurgeon Now I'm Unemployed And Alone In The Mountains How Did I Get Here?

His Body Language Gives EVERYTHING Away! What Liars, Cheaters (& Bill Gates) Don't Want You to SEE

How to Build Endurance | Huberman Lab Essentials

Creator of C++: Bell Labs, Negative Overhead Abstraction, Mistakes | Bjarne Stroustrup

The Woman Who Felt No Fear

The AI Skills Nobody is Teaching (And Everyone Needs) | AI Expert Ethan Mollick

The harsh reality of ultra processed food - with Chris Van Tulleken

Boston Public Radio, The Curiosity Desk, & The Culture Show Live February 12, 2026

ADHD & How Anyone Can Improve Their Focus | Huberman Lab Essentials

The REAL Cause of Dementia Men & Women NEED To Know

The World's Most Important Machine
100-year history of US meddling, coups and wars in the Middle East | Roy Casagranda | UNAPOLOGETIC

Animals See a World We Can't Even Imagine, with Ed Yong

If You Want To Build Muscle FAST You Need To Start Doing THIS! | Brad Schoenfeld

How to build a better brain: Your doctor won't mention THIS for mood, memory and dementia

Why We've Become The ANXIOUS Generation & How We Can Fix It | Dr. Jonathan Haidt

