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Effects of imagery-weight exercise
Dootchai Chaiwanichsiri1, Sarissa Tangkaewfa, Siriporn Janchai
1Department of Rehabilitation Medicine, Faculty of Medicine, Chulalongkorn University, Bangkok, Thailand.
Imagery-weight exercise significantly boosts muscle strength in healthy adults. This low-impact training method effectively enhances both elbow flexor and extensor strength over an 8-week period.
Area of Science:
- Rehabilitation Medicine
- Exercise Physiology
- Sports Science
Background:
- Muscle strength is crucial for daily activities and overall health.
- Traditional strength training methods can carry risks of injury.
- Exploring low-impact alternatives for strength enhancement is beneficial.
Purpose of the Study:
- To investigate the efficacy of imagery-weight exercise on muscle strength.
- To assess changes in muscle strength following an 8-week imagery-weight exercise program.
Main Methods:
- A preliminary before-and-after experimental design was employed.
- Fifteen healthy sedentary volunteers (5 males, 10 females) participated.
- Participants underwent 8 weeks of imagery-weight exercise targeting non-dominant arm muscles (3 sets of 10 repetitions, 3 days/week).
Main Results:
- Significant increases in One-Repetition Maximum (1-RM) were observed for elbow flexors (+44.9%) and extensors (+32.0%).
- Elbow flexor 1-RM increased from 6.78 +/- 2.10 kg to 9.83 +/- 2.32 kg (p=0.000).
- Elbow extensor 1-RM increased from 4.03 +/- 1.98 kg to 5.33 +/- 2.32 kg (p=0.000).
Conclusions:
- Imagery-weight exercise is an effective low-impact strength training technique.
- This method shows potential for improving muscle strength in sedentary individuals.
- Further research could explore its application in diverse populations and clinical settings.
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