to the theory of traditional Chinese Medicine, if one is lack of the
vital energy (QI), it is highly necessary for him/her to cultivate and
reinforce it, which is the very purpose of practising 'Qigong'. Once
the vital energy (QI) is strengthened, then it can clear the Channels
and their Collateral Channels, balance the Yin and Yang principles,
improve the supply of QI and blood and strengthen immunity from diseases.
Thus, the aim of preventing and treating diseases are achieved. 'Qigong'
is also known as 'the arts of natural cure and healing' for one's physical