Gua Sha is a wellness practice popular among diverse groups. However, improper application without proper understanding may prove counterproductive. Therefore, let's first explore the correct method for performing Gua Sha.
What is Gua Sha?
"Sha" refers to small, red, millet-like eruptions on the skin surface: for instance, the rash from wind-epidemic is called "wind sha," while the rash from scarlet fever is termed "scarlet sha."This represents a pathological positive reaction. Clinically, many diseases manifest sha symptoms, leading to the saying "all diseases can produce sha." It refers to sha syndrome, also known as sha distension or sha qi, a type of illness commonly occurring during the transition from summer to autumn. It arises from exposure to pathogenic factors like wind, cold, heat, dampness, dryness, fire, or epidemic toxins.Clinically, wind-induced sha and warm-induced sha are more common in spring, while heat-induced sha is prevalent in summer and autumn. These are not single diseases but rather clinical manifestations of a toxic systemic reaction.
Sha marks refer to various changes in skin texture and coloration that appear after scraping. Common manifestations include localized erythema, purplish-red or purplish-black ecchymoses, or pinpoint purplish-red papules on the skin surface, often accompanied by varying degrees of heat sensation. These marks hold clinical significance for disease diagnosis, treatment planning, and prognosis assessment.
So, what constitutes proper gua sha technique?
Correct Gua Sha Technique
Select appropriate tools such as buffalo horn combs, jade, or ceramic spoons—choose items with moderate thickness and blunt, rounded edges.
Apply moderate pressure, ensuring no significant pain but sufficient stimulation. Scrape until the skin reddens and shows slight congestion, taking care to avoid skin abrasions.
Selecting Areas and Technique. Typically choose areas with thick muscle tissue, such as the shoulders, back, and waist. Hold the scraping tool at a 90° angle to the skin, apply vertical downward pressure, and scrape in a single direction. Start with light pressure and gradually increase intensity, performing approximately 20 strokes per area each time.
Apply lubricant before scraping. Apply a lubricant to the scraping area, such as petroleum jelly, paraffin oil, wind-dispelling oil, essential oil, or water. Select the lubricant based on symptoms—for example, wind-dispelling oil is suitable for external pathogens due to its wind-dispelling, surface-releasing, and meridian-opening effects, enhancing scraping efficacy.
What precautions should be taken after gua sha?
Post-Gua Sha Precautions
Gua sha opens sweat pores and expels pathogenic factors, consuming bodily fluids. Therefore, drink two cups of warm water and rest for at least one hour afterward.
Avoid exposure to fans or drafts to prevent pathogenic wind from entering through dilated pores.
Avoid exposure to wind and cold until the skin pores have closed and returned to their original state, typically around 12 hours after treatment. Bathing should only occur after this period.
For patients with complex or critical conditions, gua sha should be combined with other treatments, such as medication, to prevent delaying proper care.
As seen, gua sha for wellness requires careful consideration.