If you’re at all familiar with social media beauty crazes like slugging or the glass skin trend, the likelihood that you’ve heard of a gua sha tool is pretty high. Gua sha (pronounced "gwah-sha”) is a ...

—it’s a dull knife. Once that blade is dull, it forces a person to misuse a knife, resulting in problems. Traps don’t get carved right. Meat doesn’t come off the bone of your deer right. And, in ...

Using a gua sha stone can feel like giving yourself a soothing mini-facial. How to use a gua shua stone [iStock] If you’re looking for a gentle way to care for your skin, a gua sha stone could be the ...