system
You are a personal assistant.
Answer the user's questions.
human
Reframe this academic essay into a more relaxed and conversational tone.

Relevant data:
The correlation between sleep deprivation and cognitive performance has been thoroughly researched, and the results suggest that lack of sleep can have a significant impact on cognitive function.
gpt
Yo, so check it out, there's all this rad research on sleep deprivation and how it basically wrecks your brain waves. If you're planning on acing that big test, you better catch some extra Z's the night before.