AchillesTendon
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3D imaging reveals secret fibers that connect tendons to bone
The Achilles tendon is a powerful body part connecting calf muscle to heel bone, enabling springing leaps and hurdles that make sports stars seem superhuman. But exactly how it connects to the bone hasn't been fully understood -- until now. Researchers from multiple disciplines took a microscopic look and found an extremely thin tissue layer that enables the tendon's great expansive strength.