BL59 Instep Yang

Reviewed by · Licensed Acupuncturist & TCM Physician · Last reviewed June 2026

BL59 (Fuyang, “Instep Yang”) is the Xi-cleft point of the Bladder Meridian. It is located on the posterior leg, 3 cun superior to BL60 (Kunlun), lateral to the Achilles tendon. It dispels wind-damp, clears heat, and alleviates pain.

Location

On the posterior leg, 3 cun superior to BL60 (Kunlun), lateral to the Achilles tendon.

Needling

Perpendicular insertion 0.8-1.2 cun.

TCM functions

Dispels wind-damp, clears heat, and alleviates pain.

Indications

Headache, heavy sensation in the head, low back pain, swelling and pain of the external malleolus.

Xi-cleft

Clinical notes

As a Xi-cleft point of the Yang Qiao Mai (Yang Motility Vessel), BL59 is primarily used for acute conditions and pain along the Bladder meridian and the Yang Qiao Mai. It is highly effective for acute lower back pain, leg pain, and ankle sprains, especially when there is severe pain. It also dispels wind-damp and clears heat, making it useful for painful obstruction syndrome in the lower limbs, often paired with BL60 for acute pain.

On the Bladder channel

BL59 is one of 67 points on the Bladder Meridian. Nearby points:

Frequently asked questions

Where is BL59 located?

BL59 (Fuyang) is located on the posterior leg, 3 cun superior to BL60 (Kunlun), lateral to the Achilles tendon.

What is BL59 used for?

BL59 dispels wind-damp, clears heat, and alleviates pain. Common clinical indications include headache, heavy sensation in the head, low back pain, swelling and pain of the external malleolus.

How is BL59 needled?

Perpendicular insertion 0.8-1.2 cun.

Which meridian is BL59 on?

BL59 is a point on the Bladder Meridian (Zú Tài Yáng Páng Guāng Jīng).

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⚠️ This page is for general education and is not medical advice. Acupuncture is a traditional practice; evidence varies by condition and study quality, and individual results differ. It does not replace diagnosis or treatment by a licensed professional. Always consult a qualified acupuncturist or physician.