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How does caffeine keep us awake?

Java Collections
Level 9, Lesson 13
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"Hi, Julio."

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"I feel energized. I've solved nearly every task in this level."

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Java Collections, level 9, lesson 13
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How does caffeine keep us awake?
Grab a cup of coffee, because you’ll desperately need it while watching this video :) You’ve probably heard about the pros and cons of caffeine. It can raise your blood pressure and make you feel anxious. But somehow it can also make you feel more focused, happy and energetic, even if you haven’t gotten enough sleep. Let’s figure out how it works.
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ジョーンズJ Level 47, United States
25 January 2022
それは正しいビデオでもありません
Andrei Level 41
2 August 2021
Wow, amazing invention!