A Pilot Study Comparing Physiological Responses of Phase III Cardiac Patients to Recumbent and Upright Exercise Using the RPE Scale

2005 ◽  
Vol 100 (2) ◽  
pp. 357-361 ◽  
Author(s):  
Meir Magal ◽  
Robert F. Zoeller
Keyword(s):  
Heart Rate ◽  
Pilot Study ◽  
Cardiac Rehabilitation ◽  
Perceived Exertion ◽  
Physiological Responses ◽  
Cardiac Patients ◽  
Phase Iii ◽  
Ratings Of Perceived Exertion ◽  
Physiological Differences ◽  
Stepping Exercise

Ratings of perceived exertion (RPE) are used for exercise programming of cardiac rehabilitation patients, whenever it is difficult to use heart rate to set intensity due to medication or other factors. This investigation examined the physiological responses to two stepping exercise modes (upright and recumbent) at the same RPE. Analysis indicated significant physiological differences between the modes of exercise which may be mediated by postural differences. Specifically, the physiological responses to the recumbent exercise, but not the upright exercise, had the expected relationship with RPE, with recumbent stepping requiring less physiological effort than the upright stepping at the same RPE. As such, we cannot recommend with confidence that the prescription for upright exercise be made based on data from recumbent exercise or vice-versa.

Ratings of Perceived Exertion to Determine Intensity During Outdoor Running

1998 ◽  
Vol 23 (1) ◽  
pp. 56-65 ◽  
Author(s):  
Dixie L. Thompson ◽  
Keith A. West
Keyword(s):  
Heart Rate ◽  
Key Words ◽  
Blood Lactate ◽  
Exercise Intensity ◽  
Repeated Measures ◽  
Perceived Exertion ◽  
Physiological Responses ◽  
Borg Scale ◽  
Ratings Of Perceived Exertion ◽  
Repeated Measures Anova

A paucity of data exists related to the usefulness of Ratings of Perceived Exertion (RPE) to set exercise intensity in non-laboratory settings. The purpose of this study was to determine if RPE could be used on an outdoor track to generate blood lactate and heart rate (HR) responses similar to those obtained on a treadmill (tm) run. Nine experienced runners (6 males, 3 females; [Formula: see text]) completed a horizontal, incremental tm test. HR, RPE, and lactate were measured for each stage. Subsequently, subjects ran for 30 min on an outdoor track at the RPE corresponding with 2.5 mM lactate during the tm run. Repeated measures ANOVA compared lactate and HR values at 2.5 mM lactate on the tm run and values obtained during the track run. Lactate during the track run was significantly higher (p < .05) than 2.5 mM throughout the 30 min (6.9 ± 2.9, 63 ± 2.9, and 5.8 ± 3.0 mM at 10, 20, and 30 min, respectively). HR at 2.5 mM lactate during the tm run (173 ± 6.1 bpm) was significantly lower (p < .05) than at min 10 and 20 of the track run (182.6 ± 9.3 and 182.9 ± 8.0 bpm, respectively) but not different from min 30 (181.3 ± 10.6 bpm). In summary, it is difficult to generate specific physiological responses using RPE. Key words: RPE, Borg Scale, exercise, lactate, training

scholarly journals Physiological responses and match characteristics in professional tennis players during a one-hour simulated tennis match

2016 ◽  
Vol 51 (1) ◽  
pp. 83-92 ◽  
Author(s):  
Bülent Kilit ◽  
Ömer Şenel ◽  
Erşan Arslan ◽  
Sema Can
Keyword(s):  
Heart Rate ◽  
Perceived Exertion ◽  
Physiological Responses ◽  
Pulmonary Ventilation ◽  
Body Height ◽  
Ratings Of Perceived Exertion ◽  
Tennis Players ◽  
Rest Time ◽  
Playing Time ◽  
Tennis Match

Abstract The purpose of this study was to investigate the effects of serve and return game situations on physiological responses and match characteristics in professional male tennis players during one hour-long simulated singles tennis matches. Ten internationally ranked tennis players (age 22.2 ± 2.8 years; body height 180.7 ± 4.4 cm; body mass 75.9 ± 8.9 kg) participated in this study. Their physiological responses were measured using two portable analyzers during indoor hard court matches. Ratings of perceived exertion were also determined at the end of the game. The variables describing the characteristics of the matches determined from video recordings were: (a) duration of rallies; (b) rest time; (c) work-to-rest ratio; (d) effective playing time; and (d) strokes per rally. Significant differences (p<0.05) were found between serving and returning conditions in an hour-long simulated singles tennis match in terms of oxygen uptake, a heart rate, ratings of perceived exertion, pulmonary ventilation, respiration frequency and a respiratory gas exchange ratio. In addition, both the heart rate and ratings of perceived exertion responses were moderately correlated with the duration of rallies and strokes per rally (r = 0.60 to 0.26; p<0.05). Taken together, these results indicate that the serve game situation has a significant effect on the physiological response in an hour-long simulated tennis match between professional male tennis players. These findings might be used for the physiological adaptations required for tennis-specific aerobic endurance.

Three-Point Method of Prescribing Exercise with Ratings of Perceived Exertion is Valid for Cardiac Patients

1996 ◽  
Vol 83 (2) ◽  
pp. 384-386 ◽  
Author(s):  
Christopher C. Dunbar ◽  
William W. Edwards ◽  
E. L. Glickman-Weiss ◽  
Patricia Conley ◽  
Antonio Quiroz
Keyword(s):  
Cardiac Rehabilitation ◽  
Phase Ii ◽  
Perceived Exertion ◽  
Exercise Prescription ◽  
Point Method ◽  
Cardiac Patients ◽  
Ratings Of Perceived Exertion ◽  
Graded Exercise Test ◽  
Standard Procedures ◽  
Graded Exercise

It is often difficult to use heart rate to prescribe exercise for cardiac patients due to the effects of medications and procedures such as cardiac transplantation. Ratings of Perceived Exertion (RPE) is the preferred method of regulating exercise intensity in these situations. An RPE-based exercise prescription has previously depended on perceptual data from a maximal Graded Exercise Test (GXT). Recently, using 13 healthy subjects, we validated a Three-point RPE for prescribing exercise using RPE which can be used when ratings from a GXT are not available. Currently, we examined the accuracy of this method for developing target RPEs for patients in Phase II cardiac rehabilitation. Such target RPEs did not differ from those obtained using standard procedures. We conclude that the Three-point Method is valid for preparing RPE-based exercise prescriptions for Phase II cardiac rehabilitation patients.

Differentiated Ratings of Perceived Exertion and Physiological Responses during Aerobic Dance Steps by Impact/Type of Arm Movement

2000 ◽  
Vol 90 (2) ◽  
pp. 457-471 ◽  
Author(s):  
Sarah A. Schaeffer-Gerschutz ◽  
Lynn A. Darby ◽  
Kathy D. Browder
Keyword(s):  
Heart Rate ◽  
Exercise Intensity ◽  
Perceived Exertion ◽  
Physiological Responses ◽  
Arm Movement ◽  
Ratings Of Perceived Exertion ◽  
Aerobic Dance ◽  
Physiological Variables ◽  
Ventilatory Equivalent ◽  
Main Effects

Overall ratings of perceived exertion, i.e., undifferentiated RPE, are often used as indicators of exercise intensity during walking, jogging, and cycling; however, conflicting results concerning RPE during aerobic dance exercise have been reported, and the use of differentiated RPE, i.e., local RPE and central RPE, has not been investigated. The purposes of this study were to assess local, central, and over-all RPE, and physiological responses [heart rate (HR); % HRmax; absolute and relative VO2; % VO2 max, ventilation (VE), ventilatory equivalent (VE · VO2−1); and oxygen pulse] during aerobic dance exercise varied by Arm Movement (Static Arm vs Dynamic Arm) and Impact (High vs Low). Trained women ( N = 25; max VO2 = 50.4± 7.5 ml · kg−1 · min.−1) completed four aerobic dance steps. No RPE were significantly correlated with heart rate or VO2; however, for all steps all RPE were significantly ( r = .40–,62) correlated with VE · VO2−1or VE. No interactions were present for RPE or physiological variables, and main effects were noted for Impact and Arm Movement. All RPE were greater for High Impact and for Static Arm Movement. Because VE and VE · VO2−1 were correlated with Overall RPE for all steps, this may suggest that participants “attended to” perceived changes in respiratory phenomena during aerobic dance exercise. It appears that during combined arm-and-leg aerobic dance exercise the use of Overall RPE is sufficient to assess perceptual sensations associated with the intensity of the exercise. Changes in Overall RPE were proportionate to objective measures of exercise intensity, i.e., HR and VO2; however, it is recommended that both HR and Overall RPE be used to assess fully a participant's objective and subjective responses during aerobic dance exercise.

Psychophysical and physiological comparison of squat and semi-squat lifting by young males

1999 ◽  
Vol 2 (1) ◽  
pp. 17-26
Author(s):  
Leon Straker ◽  
Carol Cain
Keyword(s):  
Heart Rate ◽  
Perceived Exertion ◽  
Ratings Of Perceived Exertion ◽  
Lower Heart Rate ◽  
Young Males ◽  
Squat Lifting

A comparison between semi-squat and squat techniques was made for floor to knuckle height lifting using maximum acceptable weight (MAW), ratings of perceived exertion (RPE) and heart rate. Semi-squat lifting resulted in greater MAW with lower RPE and lower heart rate compared to squat lifting. Discomfort was most commonly reported in knees/quadriceps with squat lifting. Twelve of the 13 subjects preferred the semi-squat technique. The results provide evidence that the semi-squat technique may have benefits over the squat technique for lifting a medium sized box from floor to knuckle height.

Oxygen Uptake, Heart Rate, and Ratings of Perceived Exertion at the PWC&OV0312;o2

2009 ◽  
Vol 23 (4) ◽  
pp. 1292-1299 ◽  
Author(s):  
Michelle Mielke ◽  
Terry J Housh ◽  
C Russell Hendrix ◽  
Clayton L Camic ◽  
Jorge M Zuniga ◽  
...  
Keyword(s):  
Heart Rate ◽  
Oxygen Uptake ◽  
Perceived Exertion ◽  
Ratings Of Perceived Exertion
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