HumanTrak Metrics: Shoulder Abduction

Description:
 

• Angle between the Lower Trunk and Upper Arm segments
• Coronal plane projection
• Lower Trunk segment = SpineMid to SpineBase markers
• Upper Arm segment = Shoulder to Elbow markers
• Vertical (Upper Arm straight down) is 0°
• Abduction = positive

Example Usage:
 

• Understand shoulder range of motion during the Shoulder Abduction/Adduction Protocol
• Understand shoulder movement during the Overhead Squat Protocol