I-PBMT lunyango lwe-laser okanye lwe-LED oluphucula ukulungiswa kwezicubu (amanxeba esikhumba, izihlunu, imisipha, ithambo, imithambo-luvo), lunciphisa ukudumba kwaye lunciphisa iintlungu naphi na apho umqadi usetyenziswa khona.
Kufunyenwe ukuba i-PBMT ikhawulezisa ukuchacha, inciphisa umonakalo wezihlunu kwaye inciphise ukuqaqamba emva kokuzilolonga.
Ngexesha le-Space Shuttle, i-NASA yayifuna ukufunda indlela izityalo ezikhula ngayo esibhakabhakeni. Nangona kunjalo, imithombo yokukhanya eyayisetyenziselwa ukukhulisa izityalo eMhlabeni yayingahambelani neemfuno zazo; yayisebenzisa amandla amaninzi kwaye idala ubushushu obuninzi.
Kwiminyaka yoo-1990, iWisconsin Center for Space Automation & Robotics yasebenzisana neQuantum Devices Inc. ukuphuhlisa umthombo wokukhanya osebenzayo ngakumbi. Basebenzise ii-diode ezikhupha ukukhanya (ii-LED) kwimveliso yabo, i-Astroculture3. I-Astroculture3 yindawo yokukhulisa izityalo, esebenzisa izibane ze-LED, ezisetyenziswe yiNASA ngempumelelo kwimisebenzi emininzi yeSpace Shuttle.
Kungekudala, i-NASA yafumanisa ukuba kukho iindlela zokusebenzisa ukukhanya kwe-LED kungekuphela nje kwimpilo yezityalo, kodwa nakubantu abasebenzisa i-astronaut ngokwabo. Ekubeni bephila kwindawo enomxhuzulane ophantsi, iiseli zabantu azivuseleli ngokukhawuleza, kwaye oosomkhathi bafumana ukulahleka kwamathambo nezihlunu. Ngoko ke i-NASA yaguqukela kunyango lwe-photobiomodulation (PBMT). Unyango lwe-photobiomodulation luchazwa njengohlobo lonyango lokukhanya olusebenzisa imithombo yokukhanya engeyiyo i-ionizing, kubandakanya ii-laser, ii-diode ezikhupha ukukhanya, kunye/okanye ukukhanya kwe-broadband, kwi-spectrum ye-electromagnetic ebonakalayo (400 - 700 nm) kunye ne-infrared ekufutshane (700 - 1100 nm). Yinkqubo engeyiyo i-thermal equka ii-chromophores ze-endogenous ezibangela iziganeko ze-photophysical (oko kukuthi, ezithe ngqo nezingengomgca) kunye ne-photochemical kwiikali ezahlukeneyo zebhayoloji. Le nkqubo iphumela kwiziphumo zonyango eziluncedo kubandakanya kodwa kungaphelelanga apho ekunciphiseni iintlungu, i-immunomodulation, kunye nokukhuthaza ukuphiliswa kwamanxeba kunye nokuvuselelwa kwezicubu. Igama elithi photobiomodulation (PBM) therapy ngoku lisetyenziswa ngabaphandi kunye noogqirha endaweni yamagama anjenge-low level laser therapy (LLLT), i-cold laser, okanye i-laser therapy.
Izixhobo zonyango lokukhanya zisebenzisa iintlobo ezahlukeneyo zokukhanya, ukusuka ekukhanyeni okungabonakaliyo, okukufutshane ne-infrared ngokusebenzisa i-spectrum yokukhanya okubonakalayo (ubomvu, orenji, omthubi, oluhlaza, noluhlaza okwesibhakabhaka), ukuma ngaphambi kwemitha ye-ultraviolet eyingozi. Okwangoku, iziphumo zokukhanya okubomvu nokukufutshane ne-infrared zezona zifundwa kakhulu; ukukhanya okubomvu kuhlala kusetyenziswa ukunyanga iimeko zolusu, ngelixa i-infrared ekufutshane inokungena nzulu kakhulu, isebenza ngendlela yayo eluswini nasemathanjeni kwaye ide iye kungena engqondweni. Ukukhanya okuluhlaza okwesibhakabhaka kucingelwa ukuba kulungile kakhulu ekunyangeni usulelo kwaye kudla ngokusetyenziselwa i-acne. Iziphumo zokukhanya okuluhlaza nokumthubi aziqondwa kangako, kodwa okuluhlaza kunokuphucula i-hyperpigmentation, kwaye okumthubi kunokunciphisa i-photoaging.
