Kung-Fu, or Tauist Medical Gymnastics, by John Dudgeon, [1895], at sacred-texts.com
15.—For the Solar Term of the Eighth Month, termed "White Dew."—Seated upright press the two hands on the knees, turn the head, pushing and stretching it each 3 × 5 times, etc. To cure rheumatism of the loins and back, aguishness, epistaxis, lips deepened in colour, neck swollen, aphasia from disease of the pharynx, face of a dark colour, retching, inclination to sing and desire to ascend high places, eager to cast off clothes and go about naked (insanity). (See Figure).