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Evening Caffeine Harms Sleep Quality, Study Finds

6/1/2025

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Summary

Story summary

Evening caffeine consumption significantly disrupts sleep quality, especially for those under 30, according to new research from the University of Montréal. The study highlights how caffeine boosts brain activity during sleep, diminishing restorative slow waves and increasing alertness. These findings underscore the importance of tailored caffeine guidelines for better sleep recovery.

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Story summary

Evening caffeine consumption significantly disrupts sleep quality, especially for those under 30, according to new research from the University of Montréal. The study highlights how caffeine boosts brain activity during sleep, diminishing restorative slow waves and increasing alertness. These findings underscore the importance of tailored caffeine guidelines for better sleep recovery.