Lip Lines and Lip Filler Basics

Lip filler is a cosmetic choice with a medical side. Knowing which effects are temporary and which are not is the first sort.
Lines first, filler second
The site my.clevelandclinic.org says lip lines are vertical wrinkles that develop along and above your upper lip. A paper on perioral rejuvenation in aging females looks at minimally invasive ways to treat that area, and filler is one of the options in the conversation.
What the FDA says about side effects
In the FDA's words, any dermal filler can cause temporary side effects, permanent side effects, or both. That is the reason to ask, before the appointment, how a problem would be handled afterward. The American Society of Plastic Surgeons keeps an overview of dermal fillers for anyone comparing options.
Two articles on lips
Read Vertical Lip Wrinkles and Their Causes if lines are what bother you. Go to Lip Augmentation Risks Listed by the FDA if you already have filler, or are about to, and want the risk list before the appointment.