Forafewyearsnowwe'vebeenreadingvariousarticlesandstudiesregardingLEDlightforhorticulture, horseandlivestock.Wheredowe, thehumblehumanbeing, fitintothisscenario? Arewetheforgottenspecies?
Circadianrhythmsarementalandphysicalchangesthatnaturallyoccurarounda24hourcycle.Thesearetheprocessesoflivingbeings, planhigion, anifeiliaid, fungiand, ie, bodau dynol! Circadianrhythmsareimportantindeterminingbehaviourpatternssuchaseatingandsleeping, andcanbeinfluencedbyexternalfactorssuchassunlightandtemperature.Thisiswhere "humancentriclighting" comesintoplay-thetermforlightingwhichisdesignedtopromotephysicalandmentalhealthandevenconcentrationandproductivity.
Dynamiclightingvariesthelightinglevel, dosbarthiadandcolourtemperature, rheolithelighttoaidconcentration, hwyliau, ffisegalactivityandsleep.Brightlightinthemorningwillimprovemoodandalertness, brightlightintheeveningcansupressmelatoninlevelsandaffectsleep.Withdynamiclightingeveninglightlevelc.
Hospitalsandcarehomescanbenefithugelyfromhumancentriclightingasresidents, cleifionandstaffhavelimitedaccesstodaylight.Alightcyclethatincludessunrise, daylightandsunsetsimulationscanassistthenaturalcircadianrhythm.
Humancentriclightingcannotonlyreplicatetheusuallightcycletokeepcircadianrhythmsaligned, itcanalsobeusedtoshiftthenaturalrhythm forinstanceswhereshiftworkersareona4ormorenightpatternshiftingtherhythmtokeepworkersawakeintheeveningbutallowforsleepct.
