You want to put a needle and thread through where? PDO Threads are designed to lift the skin up to tighten sagginess and wrinkles. They are inserted in the treatment area, brows/cheeks/jowls/upper neck, to reverse signs of aging and initiate collagen production. Let’s be clear, these aren’t normal threads that you would use for sewing. In fact, threading has been used for a long time to help suture incisions and gynecological disorders after medical procedures. There are thr