Precautions after cosmetic surgery: 1, ice compresses immediately after surgery to achieve the effect of reducing swelling and stopping bleeding; 2, pay attention to rest, develop good sleep habits, avoid overwork, minimize to public places, so as not to induce infection; 3, anti-inflammatory treatment for 3-5 days; 4, after removing the stitches, application of anti-keloid medication or laser treatment, keep the wound clean, topical growth factors, to promote healing of wounds; 5, prohibit smoking, alcohol, prohibit spicy and stimulating food, appropriate eating vegetables and fruits that contain vitamin C, vitamin A is high.