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2. Avoiding Triggers

Stress is one of the best-known environmental triggers of cold sores, and studies and anecdotal evidence support the positive effect of keeping stress in check on flare-ups. Excessive sun exposure can also prompt cold sores, which is yet another reason to use sunscreen. A lowered immune system can also cause them, as can skin-to-skin contact with a person currently in the grip of a flare-up. The risk of catching the virus from another person is highest when they have blisters that are oozing, although they can spread the virus even when blisters aren't visible.

Can These 10 Home Remedies Help Clear Cold Sores?
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This site offers information designed for educational purposes only. You should not rely on any information on this site as a substitute for professional medical advice, diagnosis, treatment, or as a substitute for, professional counseling care, advice, diagnosis, or treatment. If you have any concerns or questions about your health, you should always consult with a physician or other healthcare professional.