When there is a slimming needle this thing, many girls will say that thin body is not as thin face, small face will be thin, then many people will find that after playing the needle face will become red and swollen, want to see the effect of friends as soon as possible, will be concerned about playing the slimming needle will swell a few days, the following and everyone to say a few words about this issue. 1, after playing slimming needle face will be swollen a few days, mainly based on the individual’s physique to decide, under normal circumstances 1-3 days, that is, about half a week’s time will be swollen. If you are a special physique, the swelling time may be slightly longer, if the swelling does not go down for a long time, please seek medical attention. 2, after the injection care is also very important, it not only affects the effect of your thin face, but also affects the time to reduce the swelling of the face. If you do not pay attention to maintenance after the injection, eat spicy food or coated with something irritating, will also affect the time of the face swelling, the natural face swelling time will be relatively longer. In summary, after the slimming injection, under normal circumstances 1-3 days or so will be swollen, if more than this time period after the signs of swelling, then it is necessary to find a doctor to help.