BL56 - Chengjin (Urinary Bladder Point 56)

Point features

Where is it located

BL56 is located 5 cun below BL40, on the line between BL40 and BL57, at the center of the belly of the gastrocnemius muscle.

Functions

• Relaxes muscles and alleviates calf pain
• Moves Qi and Blood in the leg meridians
• Reduces cramps and muscle tension

What is it for

• Cramps and tightness of posterior leg muscles
• Sciatica radiating to the calf
• Heavy legs
• Circulatory stagnation

📲 In the app, you can explore all the conditions treatable with BL56, its interactions with other points, and its relation to classical TCM.

Curiosity

Chengjin, 'Support the Tendons', is particularly effective in sports treatments for muscular fatigue or overload, and is often used with BL57 and BL58 to improve energy circulation in the legs.

Available on the AcupointsMap app:

• Interactive 3D visualization of the point
• Complete functions and therapeutic indications
• Needle insertion methods and detailed localization
• Complete pathway of the meridian of Urinary Bladder
• Main, Luo, Divergent, Muscle and Extraordinary Meridians
• Associated pathology sheets
• Treatment management on patients and connection with the 3D mannequin

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