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A 2007 sleep study found that
teenagers who consume caffeine
regularly are more likely to miss
school and have lower grade-
point averages than kids who
don’t consume caffeine.
A 2003 study found that young
adults who consume caffeine
are more likely to be sleepy or
fall asleep while at school.
Another study found that kids
who consumed caffeine were
more likely to feel anxious and
experience “test anxiety.”