Also written as qigong.
From the Chinese ki = energy, the air, and gong = time, practice.
Qi Gong is a system of physical exercises, breathing and mental training, with as purpose the strengthening of the body’s internal energy as well as controlling the circulation of qi.
There are various forms of chi-gong, both traditional and modern; some are associated with martial arts, some with religion, some with scholarly pursuits such as calligraphy; others are concerned solely with health promotion [Source]
Movements based on qi gong include Falun Gong, Zhong Gong, Yuan Ji Gong and Wang Gong.