As Chen describes it, what is commonly referred to as "qi" is a sensation of something coursing through the body like a kind of pressure wave, resonating from the fluid-filled inner vessels to the fleshy surface of the body, and penetrating to the inner organs and brain.
而練氣，依照陳章波的解釋，就是一種液體的壓力波在身體的傳遞，不僅是身體的表層，還與體液大宗的血脈產生共振，通到內臟及大腦，這種在身體傳遞的感覺就是我們俗稱的「氣」。