The flexor pollicis longus (FPL) is the only muscle in the human body that flexes the distal phalanx of the thumb at the interphalangeal (IP) joint. It runs from the anterior surface of the radius to the distal phalanx of the thumb, passes through the carpal tunnel alongside nine tendons and the median nerve, and is a key muscle involved in texting thumb and carpal tunnel syndrome.
Pectoralis Minor: Anatomy, Functions, and Clinical Application
Learn everything about the pectoralis minor muscle — its anatomy, attachments, scapular functions, role in upper crossed syndrome, pectoralis minor syndrome (thoracic outlet syndrome), palpation technique, and stretching. Essential for massage therapists and manual therapy clinicians.
Acupuncture improves carpal tunnel syndrome by rewiring the brain
Acupuncture for carpal tunnel syndrome not only improves median nerve conduction at the wrist, it also rewires the brain.
The Unusual Suspects – Palmar Interossei
The palmar interossei are intrinsic hand muscles located between metacarpals bones in the palm of the hand. They may be the cause of hand pain.




