Indications

Sore throat, lumbar and spinal stiffness with pain, heel pain, wheezing, hemoptysis, dementia, and excessive sleepiness.

Precise Location

On the medial side of the foot, posterior and inferior to the medial malleolus, on the upper border of the calcaneus, in the depression at the anterior border of the Achilles tendon attachment.

Location Method

Sit upright or lie supine. On the medial side of the foot, in the depression between the upper border of the calcaneus and the anterior border of the Achilles tendon, posterior and inferior to the medial malleolus – firm pressure produces a distinct sore and distending sensation.

Massage Method

Massage: Press and knead firmly with the thumb. Press and knead Dazhong firmly with the thumb about 200 times, or for 3–5 minutes, to treat heel pain. Therapeutic actions: Benefits the kidney and strengthens the lumbar region, clears heat and benefits the throat, unblocks the collaterals and relieves pain.

Compatibility

Heel pain and lumbar and spinal stiffness with pain: Combine with Taixi (KI-3).

Efficacy & Actions

This point belongs to the Foot Shaoyin Kidney Meridian and is the Luo-Connecting point of this meridian, branching to the Foot Taiyang Bladder Meridian. It benefits the kidney and strengthens the lumbar region, clears heat and benefits the throat, unblocks the collaterals and relieves pain. It is a commonly used key point for treating throat, lumbar, and heel disorders. First documented in Lingshu · Jingmai. "Da" means great or important; "Zhong" means bell or gathering. As the Luo-Connecting point of the Kidney Meridian, qi converges here like the sound of a great bell – hence the name Dazhong (Great Bell).