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
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