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BITESIZE | The Truth About Caffeine with Neuroscientist Dr Tommy Wood #651

Apr 23, 2026 · 16m

Summary

Dr. Rangan Chatterjee and Dr. Tommy Wood discuss the nuanced health impacts of caffeine, noting potential benefits for liver and cognitive health alongside risks like sleep disruption. They explore how individual genetics, stress levels, and task complexity influence caffeine’s effects, emphasizing that moderate consumption is generally safe. The conversation highlights the importance of personal experimentation to find the right timing and dosage for optimal well-being.

Topics discussed

Sponsor: The Way meditation app benefits and offer Intro: Episode 404 with Dr. Tommy Wood on caffeine Health benefits of coffee and polyphenols Caffeine's impact on sleep and genetic metabolism Caffeine effects on cognitive function and complex tasks Genetic testing vs. individual sensitivity to caffeine How stress load influences caffeine and alcohol effects Habituation: Caffeine restoring baseline vs. enhancing Arousal curve: Caffeine use in Formula One racing Finding your personal optimal caffeine dose and timing Outro: Subscribe and sign up for the Friday Five email
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