Seeing as though this is categorized under body piercing I'd say the metal going through your skin is the culprit. Perhaps infection.
"los labios" mean lips
Swollen lips hurt while eating tomato sauce because of the citric acid in tomatoes. Just as it would hurt eating a pineapple.
Called herpes
No kissing shouldn't hurt its usually just the lips and tongue that are used so no pain.
It means your lips are chaped
no it is not
Loose lips will sink our ships. So don't tell everyone everything or it will hurt you.
So they won't be hurt by the prickly desert plants they eat.
it means he is stroking his lips with his thumb
My dog loves chapstick, so I put it on his lips. He just licks like crazy. It doesn't seem to hurt him.
Skinned Lips are lips that are very dry and have dry skin peeling off of the top lip.
They sound dry. Try using chap stick or Vaseline. If this doesnt help, go and see your chemist or doctor.