During skin tightening treatment, youll most likely experience a warming. Most radio frequency and infrared light devices also use a cooling device during the treatment to protect the skin from the heat.   Although some experience warmth, minor swelling, or redness after skin tightening, these will fade after several hours and rarely last longer than a day. Thats why skin tightening is a great option for those on the gotheres zero downtime and you can resume activities and your regular makeup routine as you usually would.