Editor's note:Traditional Chinese Medicine(TCM)enters the medical security system of the Chengdu 2021 FISU World University Games.To better provide medical services during the Games,TCM experts from Sichuan province have gathered at the FISU Games Village and geared up to serve athletes in the ongoing Games.This photo story shares with you some TCM knowledge.

Four Diagnostic Methods are four basic methods of diagnosing diseases summed up by Bian Que,a famous doctor during the Warring States Period(475-221 BC)in ancient China,namely inspection,listening and smelling,inquiring and palpation.They were called"diagnosis methods"in ancient China.Its basic principles are based on the holistic concept and the concept of perpetual motion in TCM.The methods represent the practice of basic TCM theories such as Yin-yang and Five Elements Theory(yin-yang wu-xing),Visceral Manifestation and Meridians(zangxiang jingluo),and etiology and pathogenesis,and is a treasure of traditional Chinese medicine culture.[photo provided to China.org.cn]

Acupuncture points,the scientific name acupoints,mainly refer to special points on the meridian lines of the human body.Acupuncture points are treated in accordance to traditional Chinese medicine and the theory of meridians and acupoints,and are stimulated by means of massage,tui-na(Chinese massage),tapping,and moxibustion to prevent and treat diseases.[photo provided to China.org.cn]

Tui-na massage can be traced back to ancient times.When the ancients got injured in their fight for survival,they found that pressing on and stroking the wounded part can ease their pain.That's how they discovered the unique therapeutic action and how the therapy was formed.[photo provided to China.org.cn]

Chuanxiong rhizome.Origin:it is the rhizome of Sichuan lovage rhizome and belongs to family Umbelliferae.Its harvesting and storage:dig out the rhizome,shake off the soil,remove the stems and leaves,and dry it on the heat transfer platform from late May to early June in the second year after its cultivation.Uses:Circulate blood and transform stasis;circulate qi;remove wind and alleviate pain.Treating menstrual disorders;amenorrhoea and dysmenorrhea;postpartum blood stasis and fishy-smelling aches;abdominal mass;chest/subcostal pain;headache and vertigo;wind-cold-dampness impediment;traumatic injuries and carbuncle sores.[photo provided to China.org.cn]

Maidong(Dwarf Lilyturf Tuber).Origin:It is the tuberous root of Ophiopogon and belongs to the family Liliaceae.Most of its products are cultivated.In Zhejiang,it is dug when summer begins in the third year after its cultivation,and is called"hang maidong";in Sichuan,it is dug after the Pure Brightness Day(one of the 24 Chinese solar terms)in the second year of cultivation,and it is called"chuan maidong."Wild maidong is mostly dug right after the Pure Brightness Day,so it is commonly called"soil-covered maidong."After digging it out,cut off and clean the root tubers,and expose it under the blazing sun for 3 to 4 days.Pile it in a ventilated place to get it damp and evaporated for about 3 days and dry it in the sun again.Then repeat this step for about 2 to 3 times.After the drying,remove the impurities.Uses:nourish yin and moisten lung;benefit the stomach and generate fluids;clear and reduce stagnant heat.Treat lung dryness and unproductive cough;Lung abscess;yin deficiency and over-strained cough;loss of fluids pattern and thirst;wasting and thirst disorders;vexation and insomnia;throat irritation;intestinal dryness and constipation;blood heat and vomiting of blood or nosebleed.[photo provided to China.org.cn]

Angelica dahurica.Origin:It is the dried root of Angelica dahurica(Chinese pinyin:baizhi)or Hang Angelica dahurica and belongs to the family Umbelliferae.It is usually dug in summer and autumn when leaves turn yellow.Then its fibrous roots are removed and cleaned,and it is sundried or naturally dried in low temperature.Uses:remove wind,dry dampness,resolve swelling and alleviate pain.Treat headache,brow bone pain,toothache,profuse nasal discharge,cold dampness and abdominal pain,intestinal wind(bloody stools)and anal fistula,red and white leukorrhea,carbuncle sores,dry and itchy skin and scabies.[photo provided to China.org.cn]

Tai Chi is based on Tai chi and Yin-Yang dialectics in traditional Chinese Confucian and Taoist thought and is practiced for multiple benefits such as cultivating inner tranquility,improving health and fitness and training self-defense techniques.In 2020,UNESCO added Tai Chi in its Representative List of the Intangible Cultural Heritage of Humanity.[photo provided to China.org.cn]

Baduanjin(or Eight Pieces of Brocade)is a set of independent and complete movements for fitness which was originated from the Northern Song Dynasty more than 800 years ago.The ancients likened this set of movements to Jin(a kind of Chinese brocade),meaning colorful,beautiful,and luxurious.[photo provided to China.org.cn]

Five-animal Qigong is an important exercise in traditional Chinese culture to preserve health.Hua Tuo,a famous doctor in ancient China,designed it as a gymnastics and fitness exercise to model after the activities of animals including tiger,deer,bear,ape and crane.The exercise can bring benefits to both the body and the five internal organs.[photo provided to China.org.cn]