One of the ten major Thai Sen or energy lines.

Starts at the navel and divides into four branches running along the inside of each arm and leg. the arm branches go through the abdominal and chest regions and across the shoulders down the arm and out to the end of each finger. The leg branches travel through the inguinal area down the leg and out into each toe.

indigestion, hernia, jaundice, whooping cough, arthritis of the fingers, shock, rheumatic heart disease, cardiac arhythmia, angina pectoris, epilepsy, schizophrenia, hysteria, back and spinal pain