this is immediately after your session and for 3 days following this is to ensure the stored energy released by the cavitation process is burnt off.the intervals between sessions at least 3-6 days. unoisetion cavitation 2.0 provides a new approach to processing that can help customers to get their satisfied results without having to bear the noise of their ears. has functional handles for body and facial, choose the function separate or together as your prefer.if you do not like cardio, infrared sauna sessions has a similar effect on the body. accelerating blood circulation and subcutaneous tissue stimulating collagen protein and cell renewal tightening wrinkles,massaging the area everyday to help stimulate process of lymphatic drainage. save time to do body massage slimming and skin tightening treatment together personalized design can choose the function separately or together as you prefer..syi