Imashini ya ski itezimbere byimazeyo guhuza umubiri, kuringaniza, no kwihanganira imitsi hamwe nubushobozi bwa reflex. Gereranya uburyo bwibikorwa byo gusiganwa ku maguru hanyuma ushake amatsinda yo hejuru no hepfo yimitsi yumubiri wose, ifite ikibazo gikomeye kumikorere yumutima no kwihanganira imitsi.
Umuvuduko ukabije w'indege rimwe na rimwe bitewe n'ubwiyongere bwihuse bw'umutima mu gihe cyibikorwa, imitsi y'umubiri wose igira uruhare runini mu kazi, ibyo bikaba bizatera umwuka wa ogisijeni mu mubiri muri icyo gikorwa. Nyuma y'amahugurwa, umubiri uzakomeza kugumana imiterere ihindagurika cyane mumasaha 7-24 kugirango ubashe kwishyura icyuho cya ogisijeni mugihe cy'amahugurwa (Nanone bita EPOC agaciro) ni nyuma-ingaruka zo gutwika!