Thereareanimalsthat I'veworkedoninthelaboratoryandthatalsoinhumans, it's nowbeenshownin a beautifulstudythatpeoplewhoget 20 to 30 minutesoflightontheirskin, thiswas a studydoneinIsrael.
Itactually, there's a pathwayinvolving a moleculecalled P53 andthekeratinocytesaretheseskincellsthatwhensunlight, whenUVB, ultravioletbluelightpenetratestheskin, itactuallytriggersthesekeratinocytestostimulate a pathwaythatreleasesdopamineinthebrainandbody.
Soviewingbrightlightinthemorninganchorsit, whenwesayentrained, ittellsthrough a circuitthatinvolvescellsintheeyeandcellsinthehypothalamus, whichthentalktotherestofthecellsofthebodythrough a signal, a peptidethat's released.
Soifyou'regoingtodoicebathsorcoldshowers, youcando, I wouldsay, dothemsometimebetterthannotatall.
だから、氷風呂や冷水シャワーをやるなら、やらないよりはやったほうがいい。
There's a beautifulpaperpublishedintheEuropeanJournalofPhysiologyintheyear 2000, whichtookpeopleandhadthemsit, theyactuallyhadthemonlawnchairsinwater, a pool.
2000年に『European Journal of Physiology』誌に発表された美しい論文がある。
Itwas a greatwaytorunanexperiment.
実験を行うには素晴らしい方法だった。
I wouldsaypeopleaskaboutcoldshowers.
冷たいシャワーのことを聞かれるんだ。
Therearenot a lotofexperimentsoncoldshowers, becausethinkaboutit's veryhardtocontrol.
Anditisreleasedfromtheadrenals, obviously, butalsofrom a siteinthebraincalledlocusceruleus, a littleareaofthebrainstemthatthensprinklerstherestofthebrainwithepinephrineandwakesuptherestofthebrain.
Thenwhathappensiswhenyougetoutofthecold, whetherornotit's a longerperiodat 60 degreesor a shortperiod, I wouldhatetohearthatpeopleareonlydoing 20 seconds, butmaybe a minutetothreeminutesat 45 degreesorsomething.
Shetalkedabout a patientofhersthatbasicallyhelpedhimselfgetovercocaineaddictionbydoingcoldbathsbecauseitwastheonlythingthatwouldgivehimthekindofdopaminereleasethatevenslightlymimickedhiscocaineaddictionandallowedhimselftoweanhimselfoffwith a healthierbehavior.
There I coverscienceandscience-basedtools, someofwhichoverlapswiththecontentoftheHubermanLabpodcast, butmuchofwhichisdistinctfromthecontentoftheHubermanLabpodcast.