TY - JOUR AU - Kanehisa, Hiroaki AB - Eur J Appl Physiol (2014) 114:663–673 DOI 10.1007/s00421-013-2801-x OrIgIn Al ArtIclE Neuromuscular adaptations following 12‑week maximal voluntary co‑contraction training Sumiaki Maeo · Yasuhide Yoshitake · Yohei Takai · Tetsuo Fukunaga · Hiroaki Kanehisa received: 5 September 2013 / Accepted: 14 December 2013 / Published online: 25 December 2013 © Springer-Verlag Berlin Heidelberg 2013 Abstract elbow flexors (+31 % at 4 weeks and +44 % at 12 weeks) Purpose the present study examined neuromuscular and extensors (+27 % at 4 weeks and +40 % at 12 weeks), adaptations following 12-week maximal voluntary co-con- without changes in antagonist involuntary coactivation traction training. level in both muscle groups. Methods Sixteen young men were allocated to training Conclusion these results indicate that maximal volun- (tg, n = 9) or control (cg, n = 7) group. tg conducted tary co-contraction is applicable as a training modality a training program (3 days/week), which consisted of 4-s for increasing the size and strength of antagonistic muscle maximal voluntary contractions of elbow flexors and exten- pairs without increasing involuntary coactivation level. sors by simultaneously contracting both muscle groups at 90° of the elbow joint, followed by 4-s muscle relaxation Keywords Elbow flexors and extensors · Muscle (10 TI - Neuromuscular adaptations following 12-week maximal voluntary co-contraction training JF - European Journal of Applied Physiology DO - 10.1007/s00421-013-2801-x DA - 2013-12-25 UR - https://www.deepdyve.com/lp/springer-journals/neuromuscular-adaptations-following-12-week-maximal-voluntary-co-81b1fzzPq5 SP - 663 EP - 673 VL - 114 IS - 4 DP - DeepDyve ER -