Science proves that teens are biologically "wired" to fall asleep much later than younger children and adults.

Before you begin this lesson, on your own paper or WORD document, define the following terms needed for maximum understanding:

biological clock/circadian rhythms

melatonin

slow wave sleep

REM sleep

hippocampus

binge-sleeping

sleep debt

Read the article, taking notes on the most important elements.

Afterwards, take the Zzzz's to A's -- ADOLESCENTS and SLEEP ASSESSMENT below.