标题：Thescienceofsexytime：S 原文来源：www。psypost。org 作者：TheresaFisher，VanWs There’sthatgreatbitinAnnieHallwhenAnnieandAlvySingerareshowninsplitscreenattheirrespectivetherapists’offices。Inresponsetotheirshrinksaskinghowoftentheyhavesex，Anniesays，“Constantly。I’dsaythreetimesaweek，”whileAlvylaments：“Hardlyever，likethreetimesaweek。”It’safunnysceneforafewreasons，butmostofallbecauseitskewerstheargumentoverthefrequencywithwhichpeopleshouldengageincarnaldelight。Butperhapsthere’sametrictoconsiderotherthanfrequency：timing。 TheTelegraphenlistedPaulKelley，aclinicalresearchassociateatOxfordUniversity’sSleepandCircadianNeuroscienceInstitute，toexplainhowcouplesindifferentagegroupsshouldsettheircoitusclocks。 Whywouldagematterforschedulingsex？Because，asourcircadianrhythmsshiftovertheyears，sotoodothetimesofdaywhenwe’remostalert，sedateandprimedforpassion。 Libidosoftheyoungandsprycanfireupatanypointintheday，theirenergylevelsspikeduringthosepostlunchhourssothoseintheirtwentiesshouldsettheirsexalarmsfor3p。m。Thereason：Inyoungadults，KelleytoldtheTelegraph，aneurotransmitterinvolvedininducingalertness，orexin，doesn’toverpowermelatonin，thehormoneatthehelmofsleepscheduleregulation，untilmidmorning。So，regardlessofwhenthepostcollegesetwakesup，theymaynottruly“wakeup”untilthey’vebeenoutofbedforabit。 Couplesintheirthirties，however，shouldgetitonat8：20a。m。AsKelleyexplains，sunlightrevvsuptestosteroneinbothmenandwomenbystimulatingthehypothalamus。 For（early）middleagers，it’sbestforthemoodtostrikebeforeturningin，around10：20p。m。Sexsparksthereleaseofoxytocin，the“love”hormone，whichcanpromoterest。Fortysomethings，accordingtoKelley，shouldaimtohitthesackbeforemidnight，andriseat7：50，whenthey’llfeelmorenaturallyalertthanyoungeradults。 Fiftysomethingsonlyneedtotweaktheirsexingscheduleslightly，asKelleyrecommendsgettingafteritevenclosertobedtime。Sex：10p。m。Sleep：10：30p。m。Also，thesetruemiddleagersshouldindulgeinanyalcoholearlyintheevening，togivesloweddownliverstimetobreakdownthelibidolubricants。 GoldenagersshouldsyncupwiththeairtimeofNCIS，andshootforsexhavingaround8p。m。Olderpeoplenaturallyadoptanearlytobed，earlytoriseschedule，andshouldtrytofitinsexwithoutdisruptingtheirbiologicalrewind。 Asfortheamount？Wellthat，asalways，remainsupfordebate。 ThisarticleoriginallypublishedbyVanWinkle’s，vanwinkles。com，theeditorialdivisionofCasperSleep
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