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Doctor insights on: What Triggers Cold Sore Breakouts

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What triggers cold sore breakouts?

What triggers cold sore breakouts?

Stress: Any type of stress. Emotional, physical etc. Physical stress includes hormonal, sleep deprivation, immune diseases, medications, and many more. Too much sun! discuss this w your dr. So the causes can be determined and addressed! ...Read more

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Dr. Heidi Fowler
1,014 doctors shared insights

Cold Sore (Definition)

Also referred to as fever blisters, cold sores are small, painful fluid-filled blisters that are usually found around the lips. Cold sores are generally caused by the herpes simplex virus 1 which is related to herpes simplex virus 2 that causes genital herpes. Cold sores are very contagious and can be spread by mouth to mouth contact. They can spread to the genitalia and cause genital ...Read more


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Having breakouts along my lip line. Do not tingle like a cold sore, but throb like chapped lips. Have taken 2 gm valtrex, (valacyclovir) no relief. Have picture.

Having breakouts along my lip line. Do not tingle like a cold sore, but throb like chapped lips. Have taken 2 gm valtrex, (valacyclovir) no relief. Have picture.

Patience!: You are probably suffering a common lesion of the lips. For the time being, you should use over the counter balm with anesthesia, for relief of pain. After five days, if no improvement, consult your doctor(dentist). ...Read more

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Can a mango allergy trigger a cold sore?

Can a mango allergy trigger a cold sore?

NO, not directly: Indirectly, ... If severely allergic reaction to mango, and you are stressed, the high stress and lower immunity trying to help fight the allergic reaction, may make you more susceptible to acquire a viral cold sore. ...Read more

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My cold sore erupted whilst eating a chinese takeaway - no advance warning. i thought i'd cut my lip . but no. has an allergy triggered it? instantly

No: Cold sore is caused by virus; herpes virus, a virus from same family of chicken pox, genital herpes and shingles. Cold sore usually go away without treatment. But if very painful, antiviral treatment may help reduce the duration of symptoms if started within 24 hrs ...Read more

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Had hsv1 since childhood however I never had a cold sore/outbreak. is it safe for me to get a chemical peel or would it trigger an outbreak?

Had hsv1 since childhood however I never had a cold sore/outbreak. is it safe for me to get a chemical peel or would it trigger an outbreak?

Probably safe but...: Many clinicians who do surgery on or near the face (ENT specialists, ophthalmologists, plastic surgeons) routinely treat their HSV1 infected patients with an anti-HSV drug like acyclovir or valacyclovir around the time of surgery to reduce the chance of reactivating the infection. The drugs are harmless, so why not? Talk to your doctor about it. ...Read more

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What is a cold sore?

"fever blister": Cold sores are little blisters that form on the lips or mouth. They are caused by a herpes simplex virus. The blisters often break open and leak a clear fluid, then scab over after a few days. ...Read more

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Is a cold sore heaper?

Cold sores: Cold sores are painful liquid filled blisters that can occur on the lips, roof of the mouth or the gums which are caused by the herpes simplex virus (hsv-1). An estimated 80% of americans have been exposed to herpes simplex virus type 1. However, not all of those people will get cold sores. It depends on your immune system. ...Read more

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Do a cold sore pusses?

Do a cold sore pusses?

It can appear so..: Small cold sores often appear with just slightly yellowish fluid (plasma-like) but larger ones can look like puss-filled lesion. The body white blood cells attack the virus, cause inflammation, fluid accumulation and thus appears as puss. These often resolves spontaneously. If it becomes larger and large with more redness/pain, it could secondary infection/boil. Consult doc. Good luck. ...Read more

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