Kwiminyaka yakutshanje, unyango lokukhanya kwe-LED luye lwaduma njengonyango olungenasiphene nolusebenzayo kwiingxaki ezahlukeneyo zolusu. Esinye sezixhobo ezidumileyo zolu nyango ngumatshini wonyango lokukhanya kwe-PDT LED, osetyenziswa kakhulu, kuquka naseTshayina. Okwaziwa ngokuba yi-photodynamic therapy (PDT), olu nyango lwe-biolight lusebenzisa ubude obuthile bokukhanya kwe-LED ukujolisa kwiingxaki ezahlukeneyo zolusu, nto leyo eyenza ukuba lube lukhetho lonyango olusebenzisekayo noluluncedo.