A new study shows that even a moderate dose of caffeine alters brain activity during sleep, increasing complexity and nudging neural systems toward a high-efficiency processing state, especially in ...

Montreal, May 29, 2025 - Caffeine is not only found in coffee, but also in tea, chocolate, energy drinks and many soft drinks, making it one of the most widely consumed psychoactive substances in the ...

Earlier posts focused on the “easy problem” of consciousness—finding relationships between mental activity and the dynamic patterns measured with various brain imaging methods. This new post advances ...

Coffee can help you stay awake. But what does caffeine actually do to your brain once you're asleep? Using AI, a team of researchers has an answer: it affects the brain's 'criticality'. Caffeine is ...