Indications: Rheumatism and heat toxins in the wrist and elbow, lower abdominal swelling in women, 阓 hernia in men, enuresis, testicular swelling and pain, muscle rotation, vaginal contraction, vaginal discharge, wheezing and coughing, fear, etc. Exercise method: Between 1 a.m. and 5 a.m. every day, sit cross-legged. Place your left hand on your knee with your fingers facing outward. Hold your left elbow joint with your right hand and pull it to the right with force. Use your left elbow to strive to the left. Hold this position for several seconds. Do this fifteen times on both sides. Then, clench your teeth, swallow saliva and breathe in and out. The method is the same as before.