The physical principle of cupping is why it is absorbed on the skin.

The physical principle of cupping: negative pressure is generated by burning fire, pumping air and other methods, so that it is adsorbed on the body surface.

Cupping therapy has a long history in China. As early as the Western Han Dynasty, there was a record of "angle method" in the silk book "Fifty-two Prescriptions for Diseases", which was similar to cupping therapy in later generations. Cupping therapy is also very popular in ancient Greece and Rome abroad.

Precautions: Do not burn the cupping mouth when cupping is forbidden, otherwise it will burn the skin; The storage time should not exceed 20 minutes, otherwise it will damage the skin; Skin allergy, ulcer, edema, heart, large blood vessels and lower abdomen are prohibited, and cupping is not suitable.

Extended data:

Application of cupping

1. After the jar is adsorbed on the body surface, suck it off and leave it at the surgical site, usually for 5 ~ 10 minutes; It is mostly used for arthralgia due to wind-cold-dampness, neck, shoulder, lumbocrural pain.

2. Apply tens of thousands of Chinese oil to the mouth of the can. After sucking the can, hold the bottom of the can and push and pull it up and down several times until the skin is red. Used in large areas and muscular parts, such as waist and back; Mostly used for colds, coughs and other diseases.

3. After the flash tank is pulled out, pull it up immediately and pull it out repeatedly until the skin is red; Mostly used for facial paralysis.

4, pricking and cupping first use plum blossom needle or triangular needle to knock or puncture bleeding locally; Cupping again to make the tank bleed for 3 ~ 5ml;; Mostly used for skin diseases such as acne.

Baidu encyclopedia-cupping