CanFitPro Personal Training Specialist Practice Test

Which muscles are considered weak in upper crossed syndrome?

1. Pectorals and Levator Scapulae

2. Middle trapezius and Serratus anterior

3. Rectus femoris and Gastrocnemius

4. Suboccipitals and Upper trapezius

The correct answer is: Middle trapezius and Serratus anterior

Upper crossed syndrome is a postural imbalance that often affects individuals with sedentary or desk-bound jobs. It is characterized by a forward head posture, rounded shoulders, and a hunched upper back. The muscles that are commonly considered "weak" in this syndrome are the middle trapezius and serratus anterior, which play crucial roles in stabilizing and supporting the shoulder girdle. Option A, pectorals and levator scapulae, are actually tight or overactive in individuals with upper crossed syndrome, contributing to the poor posture. Option C, rectus femoris and gastrocnemius, are muscles involved in lower body movement and are not directly affected by this postural issue. Option D, suboccipitals and upper trapezius, are also commonly tight in individuals with upper crossed syndrome, but they are not considered weak. Therefore, the best