This study aims to evaluate the effects of recreational exercises such as Pilates, swimming and walking on muscle strength and balance in women at risk of osteoporosis. Study hypotheses: H1: Pilates exercises will be more effective than walking exercises in improving muscle strength among women at risk of osteoporosis. H2: Swimming exercises will be more effective than walking exercises in improving muscle strength among women at risk of osteoporosis. H3: Pilates exercises will be more effective than walking exercises in improving balance among women at risk of osteoporosis. H4: Swimming exercises will be more effective than walking exercises in improving balance among women at risk of osteoporosis. H5: Pilates and swimming exercises will have similar effects on improving muscle strength and balance among women at risk of osteoporosis.
Participants were selected from among women who had previously been diagnosed with osteoporosis risk by a physician and who applied to the Isparta Merwellness Pilates gym for exercise. The study is planned as a randomized controlled prospective trial. Participants were assigned to three groups using a computer-generated random number table (n=20). Pilates Group: Mat Pilates was performed three days a week for 45 minutes. Swimming Group: Moderate-intensity swimming was performed 3 days a week for 40 minutes. Walking Group: Brisk walking was performed 3 days a week for 45 minutes.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
60
Sixty women aged 40-60 years with a T-score between -1.0 and -2.5 were randomly assigned to three groups (Pilates, Swimming, Walking; n=20). Participants exercised for 40-45 minutes three days a week for 12 weeks.All exercises in this group were conducted by a certified Pilates instructor. Pilates exercises were performed on a mat.Session Content: Warm-Up (10 min): Breathing exercises, shoulder rotation, neck stretch, posterior pelvic tilt, and spinal mobilization exercises were performed. Main Section (30 min): Weeks 1-4: Basic movements - Hundred, Roll-Up, Single Leg Stretch, Spine Stretch Weeks 5-8: Intermediate variations - Double Leg Stretch, Rolling Like a Ball, Saw Weeks 9-12: Advanced balance-focused movements - Teaser Prep, Side Kick Series, Swimming, Leg Pull Front Cool-Down (5 min): Deep breathing exercises, hamstring stretching, and spinal Participation rates were regularly recorded, and individuals who participated below 80% of the program were excluded from the analysis.
Participants in the swimming group completed moderate-intensity swimming exercises for 40 minutes, three days a week. The program consisted of a 5-minute warm-up, 30 minutes of freestyle and backstroke swimming, and a 5-minute cool-down. Participants' heart rates were maintained between 60 and 70% of their maximum heart rate. Session content: Warm-up (5 min): Light swimming, in-water mobilization exercises Main Part (30 min): Weeks 1-4: Freestyle swimming with 25-50 m rest intervals Weeks 5-8: Alternating freestyle and backstroke swimming with 75-100 m rest intervals. Weeks 9-12: Continuous swimming sets (150-200 m) - technical development and endurance Cool down (5 min): Light swimming, stretching in the water Exercise intensity was monitored using the Borg Scale of Perceived Exertion (RPE). Participation rates were regularly recorded, and individuals who participated below 80% of the program were excluded from the analysis.
Individuals in this group participated in brisk walking at 60-70% of their maximum heart rate for 45 minutes, three days a week. The program consisted of a 5-minute warm-up walk, a 35-minute brisk walk, and a 5-minute cool-down walk. A 45-minute walking program was designed three days a week (Tuesday, Thursday, Saturday). Terrace: Flat, safe walking track Intensity: 60-70% of maximum heart rate Session Contents: Warm-Up (5 min): Light walking, shoulder and hip mobilization Main Part (35 min): Weeks 1-4: 5-6 km/h brisk walking Weeks 5-8: 6-6.5 km/h brisk walking Weeks 9-12: 6.5-7 km/h brisk walking Cool-Down (5 min): Slow walking, calf, hamstring, and lower back stretching exercises.Exercise intensity was monitored in all groups using the Borg Scale of Perceived Exertion (RPE). Participation rates were regularly recorded, and individuals who participated below 80% of the program were excluded from the analysis.
Süleyman Demirel University
Isparta, Turkey (Türkiye)
Handgrip strength
Handgrip strength was measured using a digital hand dynamometer (Jamar Plus+, kg). Three repetitions were taken during the measurements, and the highest value was recorded. The Jamar dynamometer has high reliability in individuals with osteoporosis (ICC = 0.95).
Time frame: At baseline and at the end of the 12-week intervention
Trunk flexor and extensor strength
Trunk flexor and extensor strength were assessed using isokinetic dynamometry (Biodex System 4) at a speed of 60°/s. This method has been reported as a valid measurement tool for elderly individuals and those at risk of osteoporosis.
Time frame: At baseline and at the end of the 12-week intervention
Berg Balance Scale (BBS)
Berg Balance Scale (BBS): A 14-item test scored between 0 and 56. The reliability coefficient in the Turkish adaptation was found to be 0.98.
Time frame: At baseline and at the end of the 12-week intervention
Computerised posturography:
Computerised posturography: Static and dynamic balance were assessed, and centre of pressure (CoP) oscillation (mm) was recorded. Posturography is a widely used objective method in the osteoporotic population.
Time frame: At baseline and at the end of the 12-week intervention
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