And One of the most common types of viral infections in humans, it is estimated that 90% of the population has at least one form of the virus, but only one-third to one-fifth of those infected develop the disease with recurrent lesions in the mouth. What you may not realize is that cold sores are more common in the summer.
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“Sun exposure can lead to cold sores,” explains dermatologist Joana P. Gomez, of Lusíadas Saúde Group.
As such, the doctor recommends: “Protecting yourself from UV rays, using appropriate sunscreen and sun hats to avoid direct exposure, are ways to prevent cold sores from recurring at this time.”
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