Lower limb muscle synergies during deceleration at different change of direction angles
Hongxiang Zhang, Haoyang Wang, Huan Long, Xinyu Zhang · 2025
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Description
Hongxiang Zhang and three co-authors dissect how leg muscles team up when athletes brake before a cut. Their 2025 study recorded electrical muscle signals from sixteen male college football players during the slowing phase of left turns at two angles. Working the signals through a factorization method, they found the brain's control reduced to two stable muscle teams at both angles.
One team joined the two hamstring muscles with the outer thigh muscle. The other joined the front thigh muscles with the shin muscle. As the turn angle grew, the pattern shifted: one shin muscle's share in the first team fell, while two muscles in the second team worked harder. Timing measures barely changed. The authors read the shift as the leg trading ankle control for knee stability at sharper angles, and advise training that builds hamstring strength and dynamic ankle control.
Catalog record
| CREATOR | Hongxiang Zhang, Haoyang Wang, Huan Long, Xinyu Zhang |
|---|---|
| YEAR | 2025 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 33 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |