When the treatment starts, initially you will feel a cooling sensation. This helps keep the skin comfortable during treatment. The cooling will be on the entire treatment, while the laser cycles on and off, raising the temperature of the fat cells. Most patients feel a deep warmth and/or tingling sensation intermittently throughout the treatment which is generally well-tolerated3,4. After the 25-minute treatment is finished, you can resume your daily activities, as there is no post-treatment down time.