Health care by avoiding grain is a method to make subjects drink water instead of food through psychological energy, acupuncture and hypnosis, so as to regulate the whole body and mind, remove the garbage in the body, eliminate the toxins in the body, cultivate healthy qi, achieve health care, enlighten wisdom and develop human potential under the function of physical and mental relaxation. Bigu, also known as "Quegu", "Broken Valley", "No Valley", "No Valley" and "No Valley", does not eat grains, eats gas and absorbs natural energy. In the past, Taoism was considered as a method of cultivating immortals, but now it is a health care teacher who uses energy to cultivate body and mind.