- Formation: True (Zhen) Qi transforms into Wei Qi in the channels.
- Location: Between the skin and the muscle; flows on the outer layers of the body surface.
- Function:
- protects body from external invasion
- controls opening and closing of pores
- warms the body; regulates temperature by opening and closing the pores
- Deficiency symptoms: spontaneous sweating; flu and colds caught easily and last a long
time; intolerance to cold