The recovery period of fractional laser generally takes one week to half a month, which is affected by many factors and varies, and attention to repair and care after treatment can help better recovery. Fractional laser is a commonly used medical cosmetic technology, which mainly applies fractional laser to evenly punch many tiny holes in the skin to stimulate collagen regeneration in the area of action, so as to achieve the cosmetic effect of tightening, rejuvenating the skin, and improving the marks, etc. The recovery period after fractional laser operation generally takes one week to half a month. The recovery period after fractional laser operation generally takes one week to half a month, there is a period of scab removal, and the specific recovery time varies according to the influence of treatment energy, skin condition and other factors. The interval between two treatments should be at least one month or more according to the situation. In addition, after the fractional laser attention to strengthen care, can help patients better recovery, effectively shorten the recovery time, such as pay attention to light diet, quit smoking and drinking; do not tear and peel off the scab, let it fall off on its own; go out and pay attention to strengthen the measures of sunscreen and so on. It should be noted that patients are advised to go to regular hospitals and beauty organizations for fractional laser treatment to avoid the occurrence of adverse reactions.