Here at Byrdie we believe that every feature is beautiful, but there's is something about a full pout that's universally appealing—there's a reason why lip filler and using lip liners are all the rage ...

Fillers for your lips can cause issues. Silicone injections are permanent and can’t be dissolved. Hyaluronic acid-based fillers can be dissolved if there is a problem. familylifestyle/iStock / Getty ...