https://www.selleckchem.com/pr....oducts/Gefitinib.htm
Sahrmann five-level core stability test protocol has been used to evaluate the ability of the core muscles to stabilize the spine. However, validation studies on the Sahrmann protocol are limited. The purpose of this study was to compare the different levels of Sahrmann five-level core stability (levels 1-5) on the muscle activity of rectus abdominis (RA), external oblique (EO), and transverse abdominis/internal oblique (TrA/IO). Twenty-two asymptomatic male participants aged 21.3 6 ± 1 .59 years were recruited. Participants were inst