Ibitanda n'amakabati bikora bite?
Gusiga ibara ry'uruhu mu nzu, niba ushobora kugira ibara ry'uruhu, ni uburyo bwiza bwo kugabanya ibyago byo gutwikwa n'izuba ariko ukongera ibyishimo n'inyungu zo kugira ibara ry'uruhu. Ibi tubyita SMART TANNING kuko abakora ibara ry'uruhu bigishwa n'abakozi bahuguwe mu kigo gishinzwe ibara ry'uruhu uburyo uruhu rwabo rufata uruhu rw'izuba n'uburyo bwo kwirinda gutwikwa n'izuba hanze, ndetse no muri salon.
Uburiri n'amakabati byo gutwikiraho uruhu byigana izuba. Izuba ritanga ubwoko butatu bw'imirasire ya UV (ituma uhinduka ibara ry'umuhondo). UV-C ifite uburebure bw'umurambararo bugufi muri ubwo butatu, kandi ni nabyo byangiza cyane. Izuba ritanga imirasire ya UV-C, ariko nyuma rigatwarwa n'urumuri rwa ozone n'umwanda. Amatara yo gutwikiraho uruhu akuraho ubwo bwoko bw'imirasire ya UV. UV-B, uburebure bw'umurambararo bwo hagati, itangira igikorwa cyo gutwikiraho uruhu, ariko gutwika cyane bishobora gutera ubushyuhe bw'izuba. UV-A ifite uburebure bw'umurambararo burebure, kandi irangiza igikorwa cyo gutwikiraho uruhu. Amatara yo gutwikiraho uruhu akoresha imirasire ya UVB na UVA kugira ngo atange umusaruro mwiza wo gutwikaho uruhu, hamwe n'ibyago byo gutwikaho uruhu cyane.
Ni irihe tandukaniro riri hagati y'imirasire ya UVA na UVB?
Imirasire ya UVB itera kwiyongera kwa melanin, ibi bikaba ari byo bitangira ibara ry'uruhu rwawe. Imirasire ya UVA ituma ibara rya melanin ryijima. Ibara ry'uruhu ryiza riva mu guhuza imirasire yombi icyarimwe.