Frequent flipping of the eyelids does not usually result in double eyelids, and may lead to localized inflammation. Single eyelid is usually related to genetic factors, through the action of often rolling eyelids can not make single eyelids into double eyelids, and often rolling eyelids, if you do not pay attention to hygiene, it is very easy to lead to the eye by the pathogenic bacteria infections, and thus appear eye inflammation, such as conjunctivitis. If single eyelid has little effect on the beauty, it is not recommended to deal with it, and you can modify it through the skill of make-up; if the effect on the beauty is more serious, and you want to turn into double eyelid, you can consider going to the regular medical institutions to have double eyelid surgery, such as incision of double eyelid or fixed-point double eyelid, etc., but you must look for the operation of the experienced doctors, so that the effect and the safety will be more guaranteed.