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Turkish Journal of Medical Sciences

Anaerobic threshold

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Effects Of Aerobic Exercise Training On The Heart Rate-Work Rate Relationship And Estimation Of Anaerobic Threshold In Obese Females, Oğuz Özçeli̇k, Haluk Keleşti̇mur Jan 2006

Effects Of Aerobic Exercise Training On The Heart Rate-Work Rate Relationship And Estimation Of Anaerobic Threshold In Obese Females, Oğuz Özçeli̇k, Haluk Keleşti̇mur

Turkish Journal of Medical Sciences

Aim: The purpose of this study was to assess the effects of aerobic training on the relationship between the heart rate deflection point and anaerobic threshold (AT). Patients and Methods: Seventeen untrained, obese subjects (body mass index: 39.5 ± 1.2 kg/m^2) completed 2 incremental ramp exercise tests (15 W/min) up to the point of exhaustion using an electromagnetically-braked cycle ergometer; once at the onset and once at the end of a 4-week period. All subjects participated in a regular anaerobic exercise training programme (45 min, 3 times per-week, for 4 weeks) combined with a hypocaloric diet. Heart rate was recorded …


Effects Of Increased Respiratory Resistance On Maximal O_2 Uptake And Anaerobic Threshold During Incremental Exercise Tests, Oğuz Özçeli̇k, Rami̇s Çolak Jan 2002

Effects Of Increased Respiratory Resistance On Maximal O_2 Uptake And Anaerobic Threshold During Incremental Exercise Tests, Oğuz Özçeli̇k, Rami̇s Çolak

Turkish Journal of Medical Sciences

This study was undertaken to assess whether maximal O_2 uptake (VO_2max) can be used as an index of measuring aerobic capacity under the condition of increased respiratory resistance. Seven male subjects performed two incremental exercise tests on a cycle ergometer on different days: one control (C) and one breathing through an 8 mm bore diameter respiratory resistance (R). Ventilatory and gas exchange responses were measured with a turbine volume transducer and mass spectrometry, and processed breath-by-breath. VO_2max was measured and anaerobic threshold (AT) was estimated non-invasively using the V-slope method. Maximal exercise performance was reduced significantly (by paired t-test, P