During the procedure you may experience sensations of pulling, tugging, mild pinching, intense cold, tingling, stinging, aching and cramping at the treatment site. These sensations subside as the area becomes numb. Following the procedure, typical side effects include temporary redness, swelling, blanching, bruising, firmness, tingling, stinging, tenderness, cramping, aching, itching or skin sensitivity. Sensation of fullness in the back of the throat after submental area treatment. These effects are temporary and generally resolve within days or weeks. Though rare, some additional side effects may occurs.