About this trial
* The aim is to determine the impact of cognitive load on balance recovery mechanisms following perturbations in young adults. * To evaluate how secondary task is influenced by cognitive load and vice versa. * To compare the impact of cognitive load on balance recovery mechanisms following perturbations in male and female young adults. * This study interrelates the cognitive load, postural stability, balance recovery in the result of perturbation and effects on participants.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Participants between age of 18 to 30 (university Students)
Sufficient physical function to stand independently.
Self-reported independent ambulation.
Participant willingness to participate.
Disqualifiers
History of neurological or vestibular disorders.
Self-reported presence of musculoskeletal condition.
Disorders of spine, pelvic girdle and lower limb.
Trial design
Single group
Treatments tested in this trial
Perturbation
Other interventionJack is attached to force plates and it is used to give perturbation when participants are standing on force platform. Balance is assessed after perturbation and readings will be taken through HRV and GSR.
Working Memory Task
Other interventionArithmetic test (Backward counting with serial 3 subtraction and articulation): participants are asked to count out loud backward with serial subtraction of 3 from each number, starting with a random number provided by the researcher. while participants are standing on force plates. During all this process cognitive loading will be measured through Heart Rate Variability (HRV) and Galvanic Skin Response (GSR).
Visual and Verbal Fluency Task
Other interventionModified Stroop test or Stroop color word test: Participants are asked to name the color of ink that each word is printed. The test will appear on screen while participants are standing on force plates. During all this process cognitive loading will be measured through Heart Rate Variability (HRV) and Galvanic Skin Response (GSR).
Treatment groups
Trial outcomes
Primary outcomes
Centre of Pressure
Force plates are used to measure data quantitatively and analyze postural stability through the displacement of COP from forces and moments. A force platform is used in conditions when the force platform is not moving (static posturography) and when the force platform is moving (dynamic posturography). It has the capability of measuring ground reaction forces in three directions and the moment of force. Each of the platforms was connected to a dedicated computer with relevant software and valid controllers.
Centre of Pressure (2nd reading)
Force plates are used to measure data quantitatively and analyze postural stability through the displacement of COP from forces and moments. A force platform is used in conditions when the force platform is not moving (static posturography) and when the force platform is moving (dynamic posturography). It has the capability of measuring ground reaction forces in three directions and the moment of force. Each of the platforms was connected to a dedicated computer with relevant software and valid controllers. 2nd reading will be taken to measure static balance along with cognitive loading.
Centre of Pressure (3rd reading)
Force plates are used to measure data quantitatively and analyze postural stability through the displacement of COP from forces and moments. A force platform is used in conditions when the force platform is not moving (static posturography) and when the force platform is moving (dynamic posturography). It has the capability of measuring ground reaction forces in three directions and the moment of force. Each of the platforms was connected to a dedicated computer with relevant software and valid controllers. 3rd reading will be taken at the time of perturbation without cognitive loading.
Centre of Pressure (4rth reading)
Force plates are used to measure data quantitatively and analyze postural stability through the displacement of COP from forces and moments. A force platform is used in conditions when the force platform is not moving (static posturography) and when the force platform is moving (dynamic posturography). It has the capability of measuring ground reaction forces in three directions and the moment of force. Each of the platforms was connected to a dedicated computer with relevant software and valid controllers. 4rth reading will be taken at the time of perturbation along with cognitive loading.
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