Fig. 2From: Hyperalgesia affects muscle activity and knee range of motion during a single-limb mini squat in individuals with knee osteoarthritis: a cross-sectional studyThis picture describes the knee angular displacement (a and b); biceps femoris and rectus femoris (c and d), tibialis anterior and gastrocnemius medialis (e and f) muscles activities during a single-limb mini squat, which was performed by one participant in each group. The vertical dotted line delimits the squat phases. HG: healthy group; KOAG: knee osteoarthritis groupBack to article page