About this trial
To investigate the effect of an fitness advice and resistance band exercise intervention on balance, muscle function, and power in an older people population who have low muscle power.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Participants will be of male or female sex and free from known neurological health conditions (e.g. Peripheral Neuropathy, Parkinson's Disease, Stroke, Migraines, Epilepsy) or musculoskeletal injury.
low muscle power determined as a score of 8.1 and 9 seconds or more for the completion of the 5 times sit to stand test for males and females respectively
Disqualifiers
Neurological health condition or musculoskeletal injury at the time of baseline testing
individuals aged under 50
individuals who have been told to avoid strenuous physical activity
Trial design
Parallel
Treatments tested in this trial
Resistance band exercise
Other interventionParticipants will be given a resistance band and at set of exercises that target the lower extremities and asked to perform these as three sets of 15 repetitions, 2 times a week.
Fitness advice
BehavioralParticipants will be undertake a series of functional fitness tests and have their performance evaluated against normative values for their age and sex. Following this advice will be given with the aim of empowering change in physical activity participation.
Treatment groups
Trial outcomes
Primary outcomes
Postural sway
Using a force plate recording at 100Hz for 30 seconds, 5 eyes open and eyes closed trials will be recorded at baseline and after 12 weeks of resistance band exercises. Using the Centre of Pressure measurements provided. Linear (e.g. total sway path length and sway path in the medio-lateral and anterior-posterior directions, measured in meters) and non-linear (fractal dimension, unitless measurement units) postural control measurements will be calculated.
Five times sit to stand time
Sitting on a chair, participants stand to full leg extension, and then return to a seated position 5 times, and the time taken recorded in seconds.
Single leg stand time
This is the length of time, in seconds, an individual can stand on a single leg for as long as possible (up to a maximum of 90 seconds)
Timed up and go
This is the time, in seconds, it takes for an individual to stand from a seated position, without using their hands, walk around a cone which is 3 meters away, before returning to the seated position.
Secondary outcomes
Muscle power
Using a Biodex dynamometer, 5 practice and 5 trial concentric muscle efforts will be performed with the peak torque (newton meters), time to peak torque (seconds) and peak torque (newton meters) at 0.18 seconds will be recorded.
Grip strength
using and hand strength dynamometer, grip strength will be measured as the maximum value of 2 maximal efforts using their dominant hand. This is measured in kilograms.
Fear of falling
Falls efficacy scale - international questionnaire (https://sites.manchester.ac.uk/fes-i). The total score of questions will be used in the analysis.
Self-efficacy for exercise
Self-efficacy for exercise questionnaire (SEE) (https://www.sralab.org/sites/default/files/2017-06/Self-efficacy%20for%20exercise\_Website\_PDF.pdf). The total score of 9 questions will be used in the analysis. The Scale: Each question is rated from 0 (Not Confident) to 10 (Very Confident). Scoring: Add the numbers for all 9 responses together. Range: Total scores range from 0 to 90. Interpretation: Higher totals indicate a greater level of self-efficacy (stronger belief in your ability to maintain an exercise routine).
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