6. The Superficial Front Arm Line

     The Superficial Front Arm Line controls the positioning of the arm in its lateral and anterior movements.  The larger muscles of the SFAL (the pectoralis major and latissimus dorsi) aid in the force for addiction and extension, movements used in activities like swimming or tennis.  Through the fingers and wrists, the SFAL assists the DFAL in grip.

 

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Muscles of the SFAL:
Pectorals major
Latissimus dorsi (not completely pictured below)
Flexor group

Connective tissue of the SFAL:
Medial intermuscular septum
Carpal tunnel

Bony landmarks of the SFAL:
Medial third of clavicle
Coastal cartilage
Lower ribs
Thoracolumbar fascia
Iliac crest
Medial humeral line
Medial humeral epicondyle
Palmar surface of the fingers

 

Common postural deviations associated with the SFAL:
Carpal tunnel impingement
Protracted or rounded shoulders
Finger/hand pain

Stretches for the SFAL:

 

This is a really good representation of how to properly do Downward Facing Dog.

 

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Sorry I missed a week, guys; Austin's allergies had it in for me, but thanks to lots of sleep and NetiPot, I'm back online.  I hope you are well!

 

I'll be back next week with the Deep Back Arm Line.

 

Be good to yourselves. <3