1.Severe neck and shoulder pain, chest and rib distension, and "stiff neck" from sleeping in a wrong position.
2.Dementia, stroke, migraine, hemiplegia, waist and leg pain, beriberi, sciatica, lower limb paralysis, etc.

On the lateral side of the lower leg, 3 cun above the tip of the external malleolus, on the anterior edge of the fibula. (This acupoint is bilateral, one on each side.)

Step 1: Sit or lie on your side.
Step 2: Measure straight up from the tip of the external malleolus by four horizontal fingers (with the index, middle, ring, and little fingers together, the width of the four fingers at the level of the proximal interphalangeal joint of the middle finger is 3 cun, also known as the "one-fu" method), on the anterior edge of the bone on the outer side of the lower leg (the fibula), which is the location of the acupoint.