As the minutes drag on and the silence continues, you start to feel your cheeks getting hot ... it’s normal for your face to go red, as your blood vessels dilate to help regulate your body ...

When they are kept cold, "[jade rollers] can help to constrict blood vessels and calm the skin, making it look less red and inflamed ... such as the cheeks and chin, also helps relax muscles.

Obeng says there is no health benefit to the procedure, but "People like the way it makes them look, that they have a slim face, their cheeks are not puffy, and they have sunken-in cheeks.