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NCT Number: NCT06691737

Effect of Whole-body Vibration on Postural Stability, Muscle Flexibility and Lower Limb Power in Young Basketball Players with Generalized Joint Hypermobility

The goal of this clinical trial is to assess the effect of whole body vibration (WBV) on postural stability, flexibility of the lumbar-pelvic-hip complex and lower leg muscles, and jumping ability in basketball players aged 9-15 years. The main questions it aims to answer are:

Does WBV affect the level of postural stability in basketball players aged 9-15 years? Does WBV affect the level of postural stability in basketball players aged 9-15 years? Does WBV affect the flexibility of the iliopsoas, rectus femoris, posterior group of hamstrings, soleus and gastrocnemius in basketball players aged 9-15 years? Does WBV affect the jump height, relative peak power, contraction time in basketball players aged 9-15 years?

Participants will take part in 6 vibration sessions at 20Hz over 6 weeks. Vibration will be performed on the Galileo Med35 platform (3x3 min).

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Key information

Age range

9 year–15 year

Sex eligibility

Male

Study type

Interventional

Phase

Not applicable

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Men aged 9-15
  • Playing basketball in a sports club at least 2 training sessions a week

Exclusion criteria

  • Thrombosis (acute narrowing of blood vessels),
  • Inflammation of the musculoskeletal system,
  • Arthropathy,
  • Hernias,
  • Discopathies,
  • Tendonitis,
  • Fresh fractures,
  • Scars,
  • Surgeries,
  • Kidney stones,
  • Rheumatoid arthritis,
  • Implants in the body,
  • Epilepsy,
  • Current injuries to the musculoskeletal system,
  • Occurrence of chronic pain complaints of the musculoskeletal system.

Treatment and study plan

Whole body vibration

Other

Whole body vibration consists of 3-minute vibrations with a 30-second break. Participants were asked to step onto the platform barefoot and position their feet "3" from the center of the platform, with feet pointing forward, knees slightly bent, and upper limbs along the body. The training was divided into two parts: week 1 with a frequency of 20 Hz, and a constant amplitude of 3 mm.

Primary outcomes

  1. Changes in Postural Stability

    Time frame: 6 weeks before the intervention, the day before the intervention began, the day after the intervention, and 6 weeks after the intervention.

    Postural stability was measured as the overall stability index (OSI) on the Biodex Balance System on the stable and unstable platform with open and closed eyes.

  2. Range of motion (ROM) of the ankle, knee, and hip joints.

    Time frame: 6 weeks before the intervention, the day before the intervention began, the day after the intervention, and 6 weeks after the intervention.

    Range of motion (ROM) of the ankle, knee, and hip joints, will be measured in a resting position using an inclinometer for the iliopsoas, rectus femoris, posterior hamstring, soleus, and gastrocnemius muscles separately.

  3. Countermovement Jump Performance

    Time frame: 6 weeks before the intervention, the day before the intervention began, the day after the intervention, and 6 weeks after the intervention.

    Countermovement jump performance will be measured by using force plates, It will be assessed Jump height (JH), relative peak power (RPP), and contraction time (CT).

Study contacts

Contact information is provided by the study sponsor or research team.

Formella, Master

CONTACT

[email protected]

+48 789 251 377

Sponsors and collaborators

Lead sponsor

Gdansk University of Physical Education and Sport

Other

Registry information

Important dates

Study start
2025
Primary completion
2025
Study completion
2025
First posted
Nov 15, 2024
Registry last updated
Nov 15, 2024

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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