SUB-HEALTH–TheThirdHealthConditionHealthisastateofcompletephysical,mentalandsocialwell-beingandnotmerelytheabsenceofdiseaseorinfirmity.ThedefinitionisinthePreambletotheConstitutionoftheWorldHealthOrganizationwhichenteredintoforceon7April1948.TheDefinitionhasnotbeenamendedsince1948.Thesub-healthconditionreferstoastateatwhichthepatientexperiencesreductioninhisorhervitalityandadaptabilityalthoughthereisnodefineddiseasediagnosed.Anditisastatefeaturingphysiologicalfunctiondeteriorationbetweenhealthandillness.Sofar,thesub-healthconditionhassurfacedasanewkillerofhumanlifeinChina,whichisratherprevalentamongseniorandmiddle-levelmanagers,clerksandotherwhite-collarworkersofhigheducationallevel.AccordingtothelatestsurveybyChinaNewsAgency(Beijing),theproportionofBeijingerswithsub-healthconditionsamongallamountsto75.31%,thehighestoneamongallthelargecitiesinChina.Thesub-healthcondition,foundinmostcasesamongthegroupsofpeoplewithhigheducationallevelandspearheadingtheeffortsfornationalrejuvenation,willexertdirectnegativeeffectsonChina'slong-termdevelopmentandsustainedprogressifnothandledtimelyandproperly.Asthesocietyentersintothe21stcentury,theincreasingpaceoflifeinmodernsocietyhasputsomeintheworkingclassatastateofoverload.Sub-healthconditionhasalreadybeenconsideredasthenewkillerofhumanhealth.Thereasonthatmanyofourscientistsandentrepreneursinthiscountrydieattheirpeakageisduetooverworkthatresultstodiseases.Therefore,itisverycriticaltopreventfatiguesyndromeandactivelytakeeffectivemeasures.Thecharacteristicofsub-healthconditionisthatitoccursbetweentheagesof20and50,andismoreprevalenttogroupsofhighereducationallevel.Theformationofthisdiseasecanbeeitheracuteorchronic.Theconditionofthesicknesscanlastforseveralmonthsorevenyears.Apatientsufferingfromthisconditionhaslowworkefficiency.Somecannotevencontinuetheirworkorstudy,therebyaffectingtheirrelationshipwithfamilymembersandsociety.Thecauseofthisconditionisworkoverloadonthebodilysystems-theenergyisoverused.Asaresult,itcausestheischemiaandhypoxiaintissuesandorgans,andincreasesproductionoffatigueproductssuchascarbondioxide,lacticacid,non-protein,etc.generatedduringtheprocessofmetabolismoftheorganism."Fatigue"reducesthebody'simmunityandweakensitsabilitytoresistdiseases.Asidefrompossiblycontractingvariouschronicdiseases,thepersonismorelikelytobeaffectedbyvariousinfectiousdiseases.Themainsyndromesforsub-healthconditionismanifestedbybodilyfatigue,difficultyinrecoveringafterrest,body-ache,dizzinesswithheadache,sleepdisorders,lackofappetite,insomnia,lotsofdreaming,palpitation,depression,anxiety,stress,fear,badtemper,andunsociableandeccentricbehavior.Someseriouspatientssufferfromlowself-esteemwithnodesireforprogress,lossofmemoryandconcentration,andlowefficiencyinworkandstudy.Webelievethathealthylifestyle,behavior,andworkmethodsarethebestwaytoimprovequalityoflife.Payattentiontoanyemergingconditionofsub-health,andpromptlytreatthesickness.Onlythenwilllifeflourishandbecomelasting.