Ideal

• Distance from auditory meatus (or ear lobe) to edge of acromion process is same on both sides

You See

• One ear is closer to shoulder

Likely Cause

• Scapula is elevated (and/or scapula is depressed on other side)
• Head is laterally flexed
• Contemplating something
• Habitual due to loss of hearing
• Spine is laterally flexed, short spine lateral flexors, especially quadratus lumborum
• ZIG ZAG patterns