‘Gua’ means “to scrape,” while ‘sha’ refers to the distinctive red or purple spots that appear on the skin surface due to scraping. These minor bruises (petechiae and ...
“‘Gua’ means to scrape or rub and ‘Sha’ refers to the reddish petechiae (small, pinpoint bruises) that appear on the skin as a result of the treatment,” says Victoria Yau, Traditional ...