FIELD : medicine.SUBSTANCE : invention relates to medicine, specifically to physiotherapy. Patient is prescribed a procedure of normoxic barotherapy at an excess pressure of 0.1–0.3?atm. with an oxygen content of up to 30?% and a feed rate of 5?liters per minute, exposure time 20?min. Course of 12–14 procedures daily, morning and evening. Normoxic barotherapy is carried out in a pressure chamber of the “MEDIconet Co., Ltd” Oxysys 4500 model.EFFECT : method makes it possible to effectively correct and treat the meteopathologic reactions developing under hypoxic-type weather, accompanied by a syndrome of chronic fatigue, increase the body' s tolerance to external adverse effects.1 cl, 2 dwg, 2 ex