Lip bumps can sometimes be painful or uncomfortable, but they are often harmless and will clear up without treatment.
There are many possible causes, including infections, allergic reactions, and lip injuries.
Lips bumps can vary in size, appearance, and associated symptoms.
Treatment depends on the cause, but a person can often use over-the-counter (OTC) medications and home remedies. More serious causes of lip bumps may require medical treatment.
In this article, we look at possible causes of lip bumps, ways to treat them, and when to see a doctor.
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There are many possible causes for lip bumps:
The herpes simplex virus (HSV) is a common viral infection that can cause cold sores on the lip and around the mouth. Cold sores are small fluid-filled blisters that can be painful and itchy.
HSV is contagious, and people can easily become infected through direct contact with the sores. Cold sores usually clear up on their own within a week or so.
By Joana Cavaco Silva