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Your daily life could be to blame. Here are the most common factors:
Stress: Mental or physical overload can weaken your defenses.
Infections: A simple cold can be enough to wake up the virus.
The sun: Prolonged exposure can irritate the lips and trigger a breakout.
Hormones: During periods or pregnancy, these fluctuations can promote a breakout.
A weakened immune system: Illnesses, medical treatments or prolonged fatigue create a favorable environment.
How to recognize a flare-up?
Herpes labialis generally manifests itself by:
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