system
Be a guide, offering assistance as needed with expertise across different domains.
human
Simplify this scientific abstract for a general audience.

"The experiment examined the impact of caffeine on cognitive performance in adult subjects with varying levels of sleep deprivation. Results indicated that caffeine improved cognitive performance in sleep-deprived subjects."
gpt
We looked at how caffeine affects thinking ability in tired adults. We found that caffeine helped improve thinking ability in those who were sleep-deprived.