International Journal of Sport Studies for Health

Published by: Kowsar

EMG Analysis of Trunk and Lower Limb Muscles in Three Different Squat Exercises in Athletes and Non-Athletes

Behzad Taheri 1 , * , Amirhosein Barati 1 , Ali Asghar Norasteh 2 and Morteza Madadi-Shad 3
Authors Information
1 Shahid Rajaee Tarbiat Dabir University, Tehran, IR Iran
2 Guilan University, Rasht, IR Iran
3 Bu-Ali Sina University, Hamedan, IR Iran
Article information
  • International journal of Sport Studies for Health: April 2018, 1 (2); e79463
  • Published Online: April 27, 2018
  • Article Type: Research Article
  • Received: April 1, 2018
  • Accepted: April 22, 2018
  • DOI: 10.5812/intjssh.79463

To Cite: Taheri B, Barati A, Norasteh A A, Madadi-Shad M. EMG Analysis of Trunk and Lower Limb Muscles in Three Different Squat Exercises in Athletes and Non-Athletes, Int J Sport Stud Hlth. 2018 ; 1(2):e79463. doi: 10.5812/intjssh.79463.

Copyright © 2018, International Journal of Sport Studies for Health. This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License ( which permits copy and redistribute the material just in noncommercial usages, provided the original work is properly cited
1. Background
2. Methods
3. Results
4. Discussion and Conclusions
  • 1. Wong YM, Straub RK, Powers CM. The VMO:VL activation ratio while squatting with hip adduction is influenced by the choice of recording electrode. J Electromyogr Kinesiol. 2013;23(2):443-7. doi: 10.1016/j.jelekin.2012.10.003. [PubMed: 23141480].
  • 2. Giroux C, Guilhem G, Couturier A, Chollet D, Rabita G. Is muscle coordination affected by loading condition in ballistic movements? J Electromyogr Kinesiol. 2015;25(1):69-76. doi: 10.1016/j.jelekin.2014.10.014. [PubMed: 25467546].
  • 3. Di Giminiani R, Masedu F, Padulo J, Tihanyi J, Valenti M. The EMG activity-acceleration relationship to quantify the optimal vibration load when applying synchronous whole-body vibration. J Electromyogr Kinesiol. 2015;25(6):853-9. doi: 10.1016/j.jelekin.2015.09.004. [PubMed: 26443890].
  • 4. Laprade J, Culham E, Brouwer B. Comparison of five isometric exercises in the recruitment of the vastus medialis oblique in persons with and without patellofemoral pain syndrome. J Orthop Sports Phys Ther. 1998;27(3):197-204. doi: 10.2519/jospt.1998.27.3.197. [PubMed: 9513865].
  • 5. Hase K, Sako M, Ushiba J, Chino N. Motor strategies for initiating downward-oriented movements during standing in adults. Exp Brain Res. 2004;158(1):18-27. doi: 10.1007/s00221-004-1875-4. [PubMed: 15024541].
  • 6. Isear JJ, Erickson JC, Worrell TW. EMG analysis of lower extremity muscle recruitment patterns during an unloaded squat. Med Sci Sports Exerc. 1997;29(4):532-9. [PubMed: 9107637].
  • 7. McCaw ST, Melrose DR. Stance width and bar load effects on leg muscle activity during the parallel squat. Med Sci Sports Exerc. 1999;31(3):428-36. [PubMed: 10188748].
  • 8. Heijne A, Fleming BC, Renstrom PA, Peura GD, Beynnon BD, Werner S. Strain on the anterior cruciate ligament during closed kinetic chain exercises. Med Sci Sports Exerc. 2004;36(6):935-41. [PubMed: 15179161].
  • 9. Witvrouw E, Lysens R, Bellemans J, Peers K, Vanderstraeten G. Open versus closed kinetic chain exercises for patellofemoral pain. A prospective, randomized study. Am J Sports Med. 2000;28(5):687-94. [PubMed: 11032226].
  • 10. Fleming P, Spicer A. Working at a cynical distance: Implications for power, subjectivity and resistance. Organization. 2016;10(1):157-79. doi: 10.1177/1350508403010001376.
  • 11. Farahpour N, Ghasemi S, Allard P, Saba MS. Electromyographic responses of erector spinae and lower limb's muscles to dynamic postural perturbations in patients with adolescent idiopathic scoliosis. J Electromyogr Kinesiol. 2014;24(5):645-51. doi: 10.1016/j.jelekin.2014.05.014. [PubMed: 25008019].
  • 12. Hermens HJ, Freriks B, Merletti R, Stegeman D, Blok J, Rau G, et al. European recommendations for surface electromyography. Roessingh Res Dev. 1999;8(2):13-54.
  • 13. Stuempfle KJ, Katch FI, Petrie DF. Body composition relates poorly to performance tests in NCAA Division III football players. J Strength Cond Res. 2003;17(2):238-44. [PubMed: 12741858].
  • 14. Hermens HJ, Freriks B, Disselhorst-Klug C, Rau G. Development of recommendations for SEMG sensors and sensor placement procedures. J Electromyogr Kinesiol. 2000;10(5):361-74. [PubMed: 11018445].
  • 15. Karlsson S, Gerdle B. Mean frequency and signal amplitude of the surface EMG of the quadriceps muscles increase with increasing torque — a study using the continuous wavelet transform. J Electromyograph Kinesiol. 2001;11(2):131-40. doi: 10.1016/s1050-6411(00)00046-8.
  • 16. Huber A, Suter E, Herzog W. Inhibition of the quadriceps muscles in elite male volleyball players. J Sports Sci. 1998;16(3):281-9. doi: 10.1080/026404198366812. [PubMed: 9596363].
  • 17. Bosco C, Colli R, Bonomi R, von Duvillard SP, Viru A. Monitoring strength training: neuromuscular and hormonal profile. Med Sci Sports Exerc. 2000;32(1):202-8. [PubMed: 10647550].
  • 18. Perumal R, Wexler AS, Ding J, Binder-Macleod SA. Modeling the length dependence of isometric force in human quadriceps muscles. J Biomechanics. 2002;35(7):919-30. doi: 10.1016/s0021-9290(02)00049-0.
  • 19. Palmitier RA, An KN, Scott SG, Chao EY. Kinetic chain exercise in knee rehabilitation. Sports Med. 1991;11(6):402-13. [PubMed: 1925185].
  • 20. Brotzman SB, Manske RC. Clinical Orthopaedic Rehabilitation E-Book: An Evidence-Based Approach-Expert Consult. Elsevier Health Sciences; 2011.
  • 21. Kopf S, Forsythe B, Wong AK, Tashman S, Anderst W, Irrgang JJ, et al. Nonanatomic tunnel position in traditional transtibial single-bundle anterior cruciate ligament reconstruction evaluated by three-dimensional computed tomography. J Bone Joint Surg Am. 2010;92(6):1427-31. doi: 10.2106/JBJS.I.00655. [PubMed: 20516318]. [PubMed Central: PMC2874668].
  • 22. Bailie G, Corry I. What is the optimal treatment of acute anterior cruciate ligament injury? Evid Base Sports Med. 2008:453.
  • 23. Hides JA, Stokes MJ, Saide M, Jull GA, Cooper DH. Evidence of lumbar multifidus muscle wasting ipsilateral to symptoms in patients with acute/subacute low back pain. Spine (Phila Pa 1976). 1994;19(2):165-72. [PubMed: 8153825].
  • 24. Hurd WJ, Chmielewski TL, Snyder-Mackler L. Perturbation-enhanced neuromuscular training alters muscle activity in female athletes. Knee Surg Sports Traumatol Arthrosc. 2006;14(1):60-9. doi: 10.1007/s00167-005-0624-y. [PubMed: 15937713].
  • 25. Hinton-Bayre AD. Contemporary Classifications of Concussion Severity and Short Term Neuropsychological Outcome. Br J Sports Med. 2002;36(3):217. doi: 10.1136/bjsm.36.3.217.
  • 26. Laughton CA, Slavin M, Katdare K, Nolan L, Bean JF, Kerrigan DC, et al. Aging, muscle activity, and balance control: physiologic changes associated with balance impairment. Gait Posture. 2003;18(2):101-8. [PubMed: 14654213].
  • 27. Lahti J. Effects of internal kinetics and muscle activity during the wide and narrow barbell back squat. 2017. Available from:

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