Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Not provided
Purpose of the Study This study looked at how two popular warm-up techniques-tissue flossing and foam rolling-affect muscle flexibility, muscle properties, and jumping ability in young male handball players. The goal was to see which method might be better for preparing athletes for performance.
What Are These Techniques?
Tissue flossing: Wrapping a special elastic band tightly around a muscle or joint for a short time while moving. This temporarily reduces blood flow, and when the band is removed, blood rushes back in, which may boost muscle readiness.
Foam rolling: Using your body weight to roll muscles over a firm foam cylinder. This applies pressure to the muscle and fascia, helping to relax tight areas and increase flexibility.
Who Took Part? 30 male handball players, around 17 years old, who were healthy and injury-free. None had regularly used tissue flossing or foam rolling before.
How Was the Study Done?
Each player tried all three conditions on separate days:
Tissue flossing
Foam rolling
Control (no special technique, just exercises)
Before and after each session, the researchers measured:
Active range of motion (AROM) - how far they could move their leg muscles without help
Muscle properties - stiffness and tone of key thigh muscles
Jump performance - height and speed of force production in a countermovement jump
Measurements were taken before, 2 minutes after, and 15 minutes after each warm-up.
Not provided
Not provided
Not provided
Not provided
Not provided
| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Tissue Flossing conditioning | Experimental | Tissue flossing using a 5 cm x 3.5 m green Sanctband Comprefloss band was wrapped around the thigh area. After the floss band was applied, the participants did 10 bodyweight squats, making sure to bend their knees to a 90-degree angle. Next, they did 10 dynamic lunges on each leg, switching legs after each lunge. After finishing these exercises, the floss band was removed. |
|
| Foam rolling conditioning | Experimental | Each participant rolled the quadriceps on the right, then the left, for 30 seconds each, and did the same for the hamstrings, starting with the right and then the left, also for 30 seconds each side. |
|
| No intervention | No Intervention | Participants perform standard dynamic warm-up exercises (bodyweight squats and lunges) with no additional device or treatment. |
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Tissue Flossing conditioning | Other | Tissue flossing using a 5 cm x 3.5 m green Sanctband Comprefloss band was wrapped around the thigh area. After the floss band was applied, the participants did 10 bodyweight squats, making sure to bend their knees to a 90-degree angle. Next, they did 10 dynamic lunges on each leg, switching legs after each lunge. After finishing these exercises, the floss band was removed. |
| Measure | Description | Time Frame |
|---|---|---|
| Active Range of Motion | Measured using the Active Knee Extension (AKE) test for both legs to assess hamstring flexibility. | Before the intervention, 2 minutes after, and 15 minutes after the intervention. |
| Measure | Description | Time Frame |
|---|---|---|
| Jump Performance - Jump Height | Height achieved in a countermovement jump (CMJ) without arm swing, measured with a force plate. | Before the intervention, 2 minutes after, and 15 minutes after the intervention. |
| Jump Performance - Braking Rate of Force Development |
| Measure | Description | Time Frame |
|---|---|---|
| Viscoelastic Muscle Properties - Stiffness | Muscle stiffness of the rectus femoris (RF), vastus lateralis (VL), and biceps femoris (BF) in both legs, measured with the MyotonPRO device | Before the intervention, 2 minutes after, and 15 minutes after the intervention. |
| Viscoelastic Muscle Properties - Tone |
Inclusion Criteria:
Exclusion Criteria:
The study specifically recruited male handball players aged around 17 years, so this reflects the protocol accurately.
Not provided
Not provided
Not provided
Not provided
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Faculty of Physical Education and Sport at Charles University | Prague | 261 01 | Czechia |
De-identified individual participant data (IPD) that underlie the results reported in this article will be made available upon reasonable request to the corresponding author (anna.pisz@ftvs.cuni.cz). Data will be available immediately following publication, with no end date.
Not provided
Not provided
Not provided
Not provided
| Type | Includes Protocol | Includes SAP | Includes ICF | Document Label | Document Date | Document Uploaded Date | Document File Name |
|---|---|---|---|---|---|---|---|
| Prot | Yes | No | No | Study Protocol | Aug 31, 2025 | Aug 31, 2025 | Prot_000.pdf |
Not provided
Not provided
Not provided
Not provided
Not provided
|
| Foam Rolling | Other | Using a firm foam roller to roll the quadriceps and hamstrings for 30 seconds per side. |
|
The rate at which force is developed during the braking phase of the CMJ, measured via force plate. |
| Before the intervention, 2 minutes after, and 15 minutes after the intervention. |
Muscle tone (oscillation frequency) of the RF, VL, and BF in both legs, measured with the MyotonPRO device. |
| Before the intervention, 2 minutes after, and 15 minutes after the intervention |