After treatment the area may feel warm for a few hours. Rarely some delicate skin areas such as the cheeks or decollete can be slightly red and swollen for up to 48 hours. Though very rare, there is a chance a small blister may form and there could temporary lightening and darkening of the skin.
Vascular treatments can be mildly uncomfortable but there is no need for anaesthesia and the procedure is very quick. Sensations vary but most describe is as a very quick hot pin prick.