In recent years, fitness concepts have continuously evolved, with many seeking to improve and enhance their physical condition through exercise to achieve better athletic performance. Aerobic exercise not only increases lipid utilization but also boosts athletic performance. Consequently, various aerobic exercise equipment has become increasingly popular in the market. Due to the pandemic's impact in recent years, people have rarely ventured outdoors, making indoor exercise equipment increasingly popular for home workouts. Spinning has emerged as a widely adopted new fitness activity, accessible to all genders and ages. Many gyms even offer specialized spinning classes with variations in speed and resistance. However, past literature has predominantly focused on continuous-intensity spinning interventions, which do not reflect the diverse training variations found in actual spinning classes. Therefore, this study aims to investigate the effects of incorporating high-intensity interval training (HIIT) into spinning on cardiorespiratory fitness.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
SINGLE
Enrollment
30
performed repeated high-intensity bouts at 75-80% of VO₂ reserve, interspersed with active recovery at 60-65% of VO₂ reserve, using a spinning bike
continuously at approximately 70% of VO₂ reserve, using spinning bike
did not perform any exercise training
No. 151, Jinxue Rd.
Kaohsiung City, Daliao, Taiwan
Cardiopulmonary fitness
VO2max (ml/kg/mL)
Time frame: Before intervention and the end of intervention at 6 weeks
Baseline anthropometric of the participants
Age (yr)
Time frame: Before intervention and the end of intervention at 6 weeks
Cardiopulmonary fitness
VEmax (L/min)
Time frame: Before intervention and the end of intervention at 6 weeks
Cardiopulmonary fitness
maximal workload (W)
Time frame: Before intervention and the end of intervention at 6 weeks
Cardiopulmonary fitness
AT% (%VO₂max)
Time frame: Before intervention and the end of intervention at 6 weeks
Cardiopulmonary fitness
Resting O₂ pulse (mL·beat-¹)
Time frame: Before intervention and the end of intervention at 6 weeks
Cardiopulmonary fitness
Max O₂ pulse (mL·beat-¹)
Time frame: Before intervention and the end of intervention at 6 weeks
Cardiopulmonary fitness
MIP (cmH2O)
Time frame: Before intervention and the end of intervention at 6 weeks
Cardiopulmonary fitness
MEP (cmH2O)
Time frame: Before intervention and the end of intervention at 6 weeks
Baseline anthropometric of the participants
Height (cm)
Time frame: Before intervention and the end of intervention at 6 weeks
Baseline anthropometric of the participants
Weight (kg)
Time frame: Before intervention and the end of intervention at 6 weeks
Baseline anthropometric of the participants
BMI (kg/m²)
Time frame: Before intervention and the end of intervention at 6 weeks
Lung function
FEV1 (L)
Time frame: Before intervention and the end of intervention at 6 weeks
Lung functionWeight
FVC (L)
Time frame: Before intervention and the end of intervention at 6 weeks
Lung function
FEV₁/FVC (%)
Time frame: Before intervention and the end of intervention at 6 weeks
Lung function
FEF25-75% (L·s-¹)
Time frame: Before intervention and the end of intervention at 6 weeks
Lung function
PEF (L·min-¹)
Time frame: Before intervention and the end of intervention at 6 weeks
Lung function
MVV (L·min-¹)
Time frame: Before intervention and the end of intervention at 6 weeks
Lung function
Breathing reserve (%)
Time frame: Before intervention and the end of intervention at 6 weeks
Lung function
Dynamic Index (DI%)
Time frame: Before intervention and the end of intervention at 6 weeks
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