How does caffeine keep us awake? - Hanan Qasim
TED-Ed: Lessons Worth Sharing
English - November 09, 2018 13:00 - ★★★★ - 618 ratingsEducation ted teded animation Homepage Apple Podcasts Google Podcasts Overcast Castro Pocket Casts RSS feed
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Over 100,000 metric tons of caffeine are consumed around the world every year. That’s equivalent to the weight of 14 Eiffel Towers! Caffeine helps us feel alert, focused, and energetic, even if we haven’t had enough sleep — but it can also raise our blood pressure and make us feel anxious. So how does it keep us awake? Hanan Qasim shares the science behind the world’s most widely used drug. Lesson by Hanan Qasim, animation by Adriatic Animation.