The main principle of photorejuvenation, also called IPL, is to use the photothermal effect of light waves to get rid of some facial redness or melanin, so that the elastic fibers and collagen fibers of the skin can be rearranged, combined and regenerated to restore the elasticity of the muscle base. The actual skin is usually not getting worse and worse after 4 times of skin rejuvenation, so you need to consider factors such as too frequent operation, poor post-operative care, improper operation, etc. 1. Too frequent operation: the heat released during the operation of skin rejuvenation may also cause some slight damage to the surrounding normal skin fibers, if the operation is too frequent. If the skin does not recover well, the skin will become worse and worse. It is generally recommended that the interval between 2 photo rejuvenation sessions should be at least one month. While improving skin problems, it is also necessary to give the skin a repair process. If the skin is worse due to frequent operations, you can suspend the next phase of photo rejuvenation and carry out basic skin repair first. If you’re looking for a new way to get the most out of your life, you’ll be able to get the most out of your life. At this time, do not rub the skin excessively, if there is skin scab, should wait for natural shedding, pay attention to sun protection, you can isolate ultraviolet rays by wearing sun hat, playing umbrella, etc. At the same time, you should avoid simultaneous treatment with other trauma projects after surgery, which is easy to cause skin sensitivity increase, which is not conducive to skin repair; 3, improper operation: when photorejuvenation, you will choose the right light wave for operation according to your skin quality, if the operation process The actual skin of the person who is looking for a new skin care product will be the same as the one who is looking for a new skin care product. You should first communicate with the doctor to determine the needs of the candidate, and then choose the appropriate wave for treatment according to the sensitivity of the skin, such as the use of large light wave energy for treatment, can be interval of more than 2 months for treatment again, after repairing the skin barrier, treatment again to achieve better results. If you want to improve your skin condition through medical aesthetic means, it is recommended to choose a regular and qualified hospital, and then reasonably carry out photorejuvenation operation after the doctor’s professional assessment of the skin, which will generally make the skin become better and better. If a candidate’s skin is already problematic, he or she should immediately go to the hospital for an examination and, based on the results, targeted skin protection.