You’ve likely seen the oddly shaped tools in your favorite beauty aisle. But what exactly are these jade disks and how can they possibly chisel your cheekbones or depuff those bags? Dr. David Vang from Restoration Center Chicago joins us now along with Yasmin Lara with the ins and outs of the ancient art of Gua Sha. /

Daytime Chicago airs weekdays on WGN from 10 a.m. – 11 a.m.