Impact of Hamstring Tightness on Muscle Activation in Healthy Young Adults. - Guzmán-Muñoz, Eduardo; Zurita-Leiva, Camila; Gómez-Araya, Felipe; Concha-Cisternas, Yeny; Castillo-Paredes, Antonio; Montalva-Valenzuela, Felipe; Yáñez-Sepúlveda, Rodrigo; Jofré-Saldía, Emilio; Molina-Márquez, Iván; Vasquez-Muñoz, Manuel (Journal of Functional Morphology & Kinesiology, 2025)