Will hand scraping soften your hands?

According to the query Baidu experience shows that often scraping with a Gua Sha board on the back of the hand, you can dredge the meridians and qi and blood, enhance the body's ability to resist disease, Gua Sha through benign stimulation, you can effectively improve the local microcirculation, so that the meridians are smooth, the qi and blood can be straight to the endings of the limbs, so that the hand is no longer cold, the hand will be softer, with a pair of slender jade hands.