Range of motion and pain perception
ROM was measured, using the 90/90 test for hamstring flexibility, with a double-armed, digital scale goniometer (Digital Angle Ruler, Preciva, China) placed on the inside of the popliteal fossa. Participants were lying in a supine position on an examination table and were told to raise their straightened, dominant leg as high as possible (Abdel-aziem et al. 