英语肥胖PPT课件

-,1,Overweightandobesity,-,2,1Thedefinition.2Currentsituation.3Thecauses.4Theadverseeffects.5Howcanoverweightandobesitybereduced?,-,3,Overweightandobesityaredefinedasabnormalorexcessivefataccumulationthatpresentsarisktohealth.TheWHOstandard:ApersonwithaBMIof30ormoreisgenerallyconsideredobese.ApersonwithaBMIequaltoormorethan25isconsideredoverweight.,Whatareoverweightandobesity?,-,4,-,5,Thefactsofoverweightandobesity.,Worldwideobesityhasmorethandoubledsince1980.In2008,1.5billionadults,20andolder,wereoverweight.Oftheseover200millionmenandnearly300millionwomenwereobese.65%oftheworldspopulationliveincountrieswhereoverweightandobesitykillsmorepeoplethanunderweight.Nearly43millionchildrenundertheageoffivewereoverweightin2010.,-,6,China,Areportwarnsthatobesityrateswilldoubleby2028ifthewefailstotakeaction.,-,7,-,8,Whatcausesobesityandoverweight?,Thefundamentalcauseofobesityandoverweightisanenergyimbalancebetweencaloriesconsumedandcaloriesexpended;,Twomainreasons:1Anincreasedintakeofenergy-densefoods2Adecreaseinphysicalactivity,-,9,Theadverseeffects.,TopersonalityHealthyriskQualityoflifeTosomecountryFacingadoubleburdenofdisease,-,10,Healthrisk,RaisedBMIisamajorriskfactorfornoncommunicablediseases,-,11,Qualityoflife,-,12,Tothecountry,Manylow-andmiddle-incomecountriesarenowfacingadoubleburdenofdisease.,Whiletheycontinuetodealwiththeproblemsofinfectiousdiseaseandunder-nutrition,theyareexperiencingarapidupsurgeinnocommunicablediseaseriskfactorssuchasobesityandoverweight,particularlyinurbansettings.,-,13,infectiousdisease,obesityandoverweight,-,14,-,15,Howcanoverweightandobesitybereduced?,Individualseffort,-,16,Individualeffort,limitenergyintakefromtotalfats;increaseconsumptionoffruitandvegetables,aswellaslegumes,wholegrainsandnuts;