【Likemostkidsyouprobablydon'tspendmuchtimeworryingaboutheartdisease.Afterallhypertensiontendstobecomemorecommonaspeoplereachmiddleageandolder.Butdoc?torssayit'snevertooearlytostartthinkingaboutyourheartorab】
Likemostkidsyouprobablydon'tspendmuchtimeworryingaboutheartdisease.Afterallhypertensiontendstobecomemorecommonaspeoplereachmiddleageandolder.Butdoc?torssayit'snevertooearlytostartthinkingaboutyourheartoraboutsalt.
BloodpressurehasbeengoingupoverthepastdecadeinchildrenandteenagersintheUnitedStatesandmanyEuropeancountries.Andakidwithhighbloodpressureismorelikelytobecomeagrownupwithhypertension.
Cuttingdownonsaltmighthelpstopthecycle.InonerecentstudyresearchersfromtheUnitedKingdomanalyzed10 trialsinvolvingnearly1000kids.Thetrialresultsshowedthatloweringsodiumintakeby40to50percentledtoasignificantdecreaseinbloodpressureevenininfants.
Reducingsaltmightalsohelpfightchildhoodobesityagrowingpublichealthproblem.Britishresearchersrecentlyfoundthatkidswhoeatlesssaltalsodrinkfewersugarysoftdrinks.Drinkinglesssodamakeskidslesslikelytogainweightbecomeobeseanddevelophighbloodpressure.
Andsaltcanaffectmorethanjustyourheartandweight.AstudypublishedinOctoberfoundthatagrowingnumberofkidsintheU.S.aresufferingfromanillnesscalledkidneystones.Thispainfulconditionusedtomostlyaffectpeopleintheir40sandolder.Nowkidsasyoungas5aregettingit.
Thekidneysareresponsibleforfilteringsaltoutofthebloodstream.Soresearchersthinkthatkids'eatingtoomuchsaltandnotdrinkingenoughwaterarepartlytoblameforthetrend.
( )5.What'sthemainideaofthepassage?
A.Hypertensionisthemostpopulardiseaseamongadults.
B.Peopleshouldreducesaltandsugarysoftdrinks.
C.Peopleshouldbeginthinkingaboutsaltatpresent..
D.Saltwillaffectyourheartandweight.
( )6.Ifyouwanttolowertheriskofgettingheartattackyou'dbetter .
A.drinklessandeatlesseverydayifpossible
B.avoideatingtoomuchsaltbutdrinkmoresoftdrinks
C.takeregularexaminationsinthehospital
D.reducenearlyhalfoftheamountofthesaltyoutake
( )7.Thewholetextisdevelopedby .
A.space B.evidence C.ti