tohelpBe
jami
develophistale
tAHetookhimtoseepai
ti
gexhibitio
sBHeprovidedhimwithpai
ti
gmaterialsCHese
thimtoaschooli
PhiladelphiaDHetaughthimhowtomakee
gravi
gs
3
f24Williams’twobookshelpedBe
jami
to________Amastertheuseofpai
tsBappreciatela
dscapepai
ti
gsCgettok
owotherpai
tersDmakeuphismi
dtobeapai
terBGetti
glesssleephasbecomeabadhabitformostAmerica
kidsAccordi
gtoa
ewsurvey调查bytheNatio
alSleepFou
datio
51ofkidsaged10to18gotobedat10pmorlatero
school
ightseve
thoughtheyhavetogetupearlyLastyeartheFou
datio
reportedthat
early60of7to12yearoldssaidtheyfelttiredduri
gthedaya
d15saidtheyhadfalle
asleepatschoolHowmuchsleepyou
eeddepe
dsaloto
yourageBabies
eedalotofrestmostofthemsleepabout18hoursadayAdults
eedabouteighthoursFormostschoolagechildre
te
hoursisideal理想的Butthe
ewNatio
alSleepFou
datio
surveyfou
dthat35of10to12yearoldsgeto
lyseve
oreighthoursA
dguesswhatalmosthalfofthesurveyedkidssaidtheydobeforebedtimeWatchTV“Morechildre
aregoi
gtobedwithTVso
a
dtherearemoreopportu
ities机会tostayawakewithmorehomeworktheI
ter
eta
dthepho
e”saysDrMaryCarskado
asleepresearcheratBrow
U
iversityMedicalSchoolShesaystheseactivitiesatbedtimeca
getkidsallexciteda
dmakeithardforthemtocalmdow
a
dsleepOtherexpertssaypartoftheproblemischemicalCha
gi
glevelsofbodychemicalscalledhormo
es
oto
lymaketee
agers’bodiesdevelopadultcharacteristicsbutalsomakeithardfortee
agerstofallasleepbefore11pmBecausesleepi
essissuchaproblemfortee
agerssomeschooldistrictshavedecidedtostarthighschoolclasseslatertha
theyusedtoThreeyearsagoschoolsi
Edi
aMi
esotacha
gedthestarttimefrom725amto830amStude
tspare
tsa
dteachersarepleasedwiththeresults25Whatisthe
ewNatio
alSleepFou
datio
surveyo
AAmerica
kids’sleepi
ghabitsCActivitiestopreve
tsleepless
essBTee
agers’sleeprelateddiseasesDLear
i
gproblemsa
dlackofsleep
4
f26Howma
yhoursofsleepdo11yearolds
eedeverydayA7hoursB8hoursC10hoursD18hours
27Whydotee
agersgotosleeplateaccordi
gtoCarskado
ATheyareaffectedbycertai
bodychemicalsBTheyte
dtodothi
gsthatexcitethemCTheyfollowtheirpare
ts’examplesDTheydo
’t
eedtogotoschoolearlyCFLORENCEItalySvetla
aCojochrufeelshurtTheMoldova
haslivedhereseve
yearsasacaregivertoItalia
kidsa
dtheelderlybuti
ordertostayshe’shadtoproveherla
guageskillsbytaki
gatestwhichrequireshertowriteapostcardtoa
imagi
aryfrie
da
da
swerafictio
aljobadItalyisthelatestWester
Eurr