Heart pain, palpitations, madness, epilepsy, mouth sores, bad breath, stroke, irritability, fever without sweating, blood in urine and stool, fullness in the chest and ribs, jaundice, unconsciousness, fainting, heatstroke, vomiting, and goose palm wind, etc.

In the center of the palm, between the 2nd and 3rd metacarpal bones, closer to the 3rd metacarpal bone, at the location of the tip of the middle finger when making a fist and flexing the fingers. (This acupoint is bilateral, one on each side.)

Step 1: Make a fist with the fingers flexed;
Step 2: Where the tip of the middle finger points on the palm, slightly below the second transverse crease of the palm, and on the side closer to the 3rd metacarpal bone, press where there is a sensation of soreness and swelling, and that is the location of this acupoint.