Do you need to close meridians and acupoints for health preservation? I was dragged to the health center of the mall for free experience and back promotion. Later, they said that the acupoints had been opened and needed to be closed by the store manager. The human body has 722 acupoints, and the human body is composed of points and lines. The so-called exterior is composed of qi and blood, essence, exterior and interior, and skin. Line: refers to the eight meridians, the twelve meridians and Qijing; Points: acupoints, viscera, parts, etc. This is a structure based on people themselves.