MATERIALS AND METHOD
The study involved 19 cadets of the first class of the Air Force Academy in Dęblin, Poland, aged 19 years, on average, with the speciality of aircraft pilot (Tab. 1). Cadets were divided into 2 groups after completion of test I, depending on the total duration of exposure to +Gz. Cadets who achieved less than 300.5 sec (average value of duration) of the total duration of exposure to +Gz were assigned to group I (n=11), while the