The answer you got maybe partially correct. The effects of the treatment maybe blunted due to smoking which reduces blood flow and oxygen delivery to the cells and blunts the efficiency of fibroblasts which are the cells responsible for collagen and elastin production which are important in the...
Thermage and Ultherapy both use energy to restore collagen production in the dermal layer of the skin. But the type of energy each treatment uses is different. Ultherapy uses ultrasound energy while Thermage uses radiofrequency energy.Ultrasound energy usually reach deeper into the dermal layer,...