is a general term to describe a state caused by inadequate quantity or quality of sleep, including voluntary or involuntary sleeplessness and circadian rhythm
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Hormones
the body's chemical messengers, sending signals into the bloodstream and tissues.
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Puberty
the time in life when a boy or girl becomes sexually mature.
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Factor
a circumstance, fact, or influence that contributes to a result or outcome.
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Data
facts and statistics collected together for reference or analysis
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Adolescene
is a transitional stage of physical and psychological development that generally occurs during the period from puberty to adulthood.