Plantar fascia
Body region：Foot
Heel pain with the first steps in the morning
Function
Originates from the underside of the calcaneus and inserts at the base of each toe. Supports the arch and transmits force during walking.
Common causes
Standing work, unsupportive shoes, flat or high arches, and weight gain.
Massage and stretching
- Roll a ball under the sole
- Toe-extension stretch
Related acupoints
- Yongquan (KI1)：On the sole, at the front third, where a depression appears when the toes curl (on the sole; not shown on the diagram)
- Taixi (KI3)：Depression between the inner ankle tip and the Achilles tendon
- Kunlun (BL60)：Depression between the outer ankle tip and the Achilles tendon
Related meridians
Kidney Meridian of Foot-Shaoyin、Bladder Meridian of Foot-Taiyang
Posture and muscle patterns
When to see a doctor：Swelling after an ankle injury or inability to bear weight: see a doctor.