Winged Scapula Sleeping Position. Serratus anterior also referred to as the punching muscle is usually the most affected. In rare conditions it has the potential to lead to limited functional activity in the upper extremity to which it is adjacent.
4 1 clinical scapular examination algorithm modified from cools et al. Serratus anterior also referred to as the punching muscle is usually the most affected. In some serious cases the ability to perform activities of daily living such as changing one s clothes and washing one s hair may be hindered.
In order to find stability the shoulder blade winds up peeling off the torso and angling forward making it difficult to adequately retract or rotate.
Scapular winging can be due to weakness in any one of the muscles but the serratus anterior is one of the larger and more commonly affected ones. Be in this position for 5 10 breaths and relax. In some serious cases the ability to perform activities of daily living such as changing one s clothes and washing one s hair may be hindered. 4 1 clinical scapular examination algorithm modified from cools et al.