Tóngzigōng (童子功) is a form of

qigong ''Qigong'' (), ''qi gong'', ''chi kung'', ''chi 'ung'', or ''chi gung'' () is a system of coordinated body-posture and movement, breathing, and meditation used for the purposes of health, spirituality, and martial-arts training. With roots in ...

exercise stressing

flexibility Stiffness is the extent to which an object resists deformation in response to an applied force. The complementary concept is flexibility or pliability: the more flexible an object is, the less stiff it is. Calculations The stiffness, k, of a bo ...

. This art form is part of the curriculum of

Shaolin Kung Fu Shaolin Kung Fu (), also called Shaolin Wushu (), or Shaolin quan (), is one of the oldest, largest, and most famous styles of wushu, or kung fu of Chan Buddhism. It combines Ch'an philosophy and martial arts and originated and was developed i ...

. It is very rare to find masters, however, this is one of the basics that is learned at the

Shaolin Temple Shaolin Monastery (少林寺 ''Shàolínsì''), also known as Shaolin Temple, is a renowned monastic institution recognized as the birthplace of Chan Buddhism and the cradle of Shaolin Kung Fu. It is located at the foot of Wuru Peak of the So ...

, and is learned very early. Tongzigong must be practiced regularly before the body has matured, for the skill to reach its highest levels. It is often referred to as the Childish Skills. The skill becomes harder to master, once the bones are set.

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Chinese martial arts {{Martialart-stub