Are Kids Doing Too Much? The Importance of Sleep

Busy KidsImprove Grades
In today's society the temptation is to keep ourIt should be no surprise that the quality of
kids busy all the time. My wife and I have beenchildren's grades relate to the quantity of their
guilty of that ourselves. But it is so important tosleep. Several studies have shown a strong
build downtime into both ours and our children'scorrelation between performance in school and
schedules. It is necessary for healthysleep schedule. Kids that get less sleep have
development of the body and the mind.worse grades.
In some studies the difference in sleep is not that
Some people need less sleep than others and yoularge between the 'A and B' student's and the 'C
need different amounts of sleep at differentand below' students. Some studies show that the
points in your life. For kids, sleep is incrediblyaverage difference between these groups of
important for their mental and physicalstudents is only about 30 minutes of total sleep
development.time. This suggests that a little extra sleep goes a
Recharge the batterieslong way.
Sleep is literally a time for the brain to recharge.An important factor that many parents may not
Just like a rechargeable battery is 'filled up' againhave considered is the bedtime delay between
by putting it on the charger, so does sleepschool nights and weekends. Weekend delay is a
recharge our brains. Activity during the dayfactor in school performance as well. Students
actually uses up brain molecules required forthat have greater than a two-hour difference
signaling and processing thoughts. These moleculesbetween school night and weekend performance
are remade during sleep to fill the reservoir backtypically have worse grades than students who
up for use the next day.have a 1-hour delay or less.
Studies show that growth hormones in the brainThe shift in the sleep cycle can throw the
are at lower levels after sleep deprivation. Thesecircadian rhythm off and effect neurochemicals
hormones are necessary for allowing the brain tothat control attention and learning. Also, as
create new connections during learning and theydiscussed above, poor sleep on the weekends will
help maintain the connections already there. Sleepimpede consolidation of what was learned during
regenerates these in the brain, allowing enhancedthe week.
performance the following day.Improve Mood
Improve MemoryThe interaction between sleep and brain chemistry
In addition to sleep effecting how you performapplies for mood as well. There are complex
the next day, sleep also effects how well yousystems of neruochemicals and hormones that
learned the previous day. Huh? How can a goodregulate our mood. This has been a hot topic of
night of sleep affect what you learned the dayresearch science for decades. We have made
before?significant progress on understanding the system
Sleep is the time that memories are consolidatedbut are still really only scratching the surface.
and strengthened. Even though your kids may getSleep and the circadian rhythm impact have a
a good night sleep before school, they will retainhuge effect on this system and our mood. In
what they learn in school if they get anothersome cases, lack of sleep can simply lead to
good night sleep after school.irritability and lack of patience. In other cases it
Studies show that the brain actually replayscan contribute to more serious mood disorders,
activities of the day during sleep and that thislike depression.
replaying strengthens the ability to recall theEvery parent knows that when their kids don't
experience. This applies to academic and physicalget enough sleep they are cranky. Sometimes
experiences. Meaning that sleep helps consolidatewhen they get too tired, they get down right
'muscle memory' from motor skills practiced thatnasty and unreasonable. We have all dealt with
day as well intellectual memory. Whether it'sthis. Well, there is a lot of neurochemistry going
playing sports, playing a musical instrument, oron behind the scenes in these cases. Lack of
learning math, the skills are enhanced by sleep.sleep disrupts brain serotonin levels, which play a
In a related study, researchers took two groupsmajor role in sleep and mood.
of people, taught them an identical task, andHow much sleep is enough?
tested them on it three days later. One groupTotal sleep is important and we, as parents,
was sleep deprived the night after they learnedshould ensure that our kids get to bed early
the task and the other group was not. Bothenough to get sufficient sleep. The amount of
groups got adequate sleep for two more nightstime needed is variable from age to age and child
so that neither was sleep deprived on the day ofto child but most parents have a feel for what
testing.their kids need. Typically, school age kids need
The group that did not get enough sleep the nightmore than 8 hours of sleep to perform optimally.
after the task, performed much more poorly onMost kids need 9-10 hours per night.
the test than the other group the receivedAgain, studies show that kids with greater
adequate sleep after learning. This demonstratesdifferences between their school night bed time
again that consolidating experiences the night afterand weekend bedtime have more daytime
learning is just as important as getting adequatesleepiness, greater depressive moods and more
sleep before learning.sleep cycle problems.
Sleep set's your kids up for a successful day byBefriend the sandman and do what's necessary to
improving their attention and then it drives thoseget our kids in bed on time. Their brains will thank
experiences home by replaying them again.us for it.