Wehaveseenthathumorandlaughterpositivelyinfluenceourbodyinmanywaysbutlittleresearchhasbeendoneonwhetherabettersenseofhumoractuallyhelpskeepyoufromgettingsick.HoweversincepeoplewithabettersenseofhumorhavehigherIgAlevelsandsinceresearchhasshownthatthosewithhigherlevelsofsalivary(唾液的)IgAarelesslikelytogetcoldsorbeinfectedwithStreptococcushumorshouldreducethefrequencyofcolds.
Theonlystudytodirectlyexaminethisquestionfoundthattheimpactofone’ssenseofhumoruponcoldsdependsonthekindofsenseofhumoryouhave.Itwasonlyindividualswhosesenseofhumortooktheformofseekingoutandappreciatinghumorwhohadfewerandlessseverecolds/fluthantheirlowhumorcounterparts.Surprisinglythosewhosesenseofhumortooktheformofinitiatinghumormoreoftendidnothavefewerorlessseverecolds/flu.Theresearchersarguedthatbeingapersonwholikestotelljokesorotherwiseinitiatehumortakesthemintomorefrequentcontactwithotherpeoplewhichservestoexposethemtoinfectiousagentsmoreoftenrobbingthemoftheadvantagethatamoreactivesenseofhumorotherwiseoffers.Obviouslymoreresearchisrequiredtoclearupthisconfusingpicture.
Theimportanceofactiveuseofone’ssenseofhumorinproducinghumor’shealthbenefitswasconfirmedinanotherstudyinanunusualway.Itfoundthatamongagroupofmotherswithnewborninfantsthosewhoactivelyusedhumortocopewiththestressintheirliveshadfewerupperrespiratoryinfectionsandtheirinfantsalsohadfewerinfections.ThisseemedtobebecausethesemothershadhigherlevelsofimmunoglobulinA(免疫球蛋白A)intheirbreastmilk.
Amongadultsifwelookatbodilysymptomsaloneindependentofanydiagnosedillnessthereissomeevidencethatindividualswhohavemorenegativereactionstohumorreportmorebodilysymptomsandcomplaints.Studentscomplainingofcardiovascular(心脏血管的)symptomsandgastroenterological(肠胃病的)symptomsalsohavebeenshowntohavethismorenegativereactiontohumor.
63.Whatdoesthepassagemainlytalkabout?
A.Peoplewithagoodsenseofhumorgetsicklessoften.
B.Humorcanreducethefrequencyofcolds/flu.
C.Anyformofhumorcanpreventpeoplefromgetting