Your orbicularis oris is sometimes known as the kissing muscle. It is a circular muscle that closes your mouth and puckers your lips when it contracts. Back to top. Human body homepage ...

During this time, the orbicularis oris muscle relaxes, which allows the upper lip to lift and “flip.” People should see the full results about a week after treatment. A lip flip lasts for ...

A total of 130 eyes of 65 patients were assessed. Of these, 52 (80%) patients were female.The age range was 37–88 years (average age 65 years).