Health Tip: What Causes a Cold Sore?

(HealthDay News) -- A cold sore is a painful sore that often forms on the lips or around the mouth. While a cold sore is caused by the herpes virus, many factors can act as triggers.

The American Academy of Dermatology says potential triggers include:

  • Feeling run down, stressed or tired.
  • Having the flu, a fever or a cold.
  • Being exposed to the sun.
  • Having hormonal changes as a result of pregnancy or menstruation.
  • Having an injury or trauma to the face from a cut, dental work, shaving or surgery.

    • Date Published: 2/28/2024 4:38:34 AM

    Related Articles

    Search Allergy Articles

    Athletes Can Expect High Ozone, Pollen Counts for Paris Olympics

    Seasonal Allergies Likely To Grow Worse Under Climate Change

    Allergies Have You Stuffed Up? Nose Fungi May Be to Blame

    Tools You Can Use to Control Winter Asthma, Allergy Symptoms

    Wildfire Smoke Is Choking America's Cities -- Is Yours on the List?

    Wildfire Smoke Is Choking America's Cities -- Is Yours on the List?

    Antibiotics Might Increase Risk of Childhood Asthma, Allergies

    “Chameleon” Immune Cells Linked To Severe Asthma

    Ozone Pollution Increases Risk Of Childhood Asthma

    Diabetes Meds Metformin, GLP-1s Can Also Curb Asthma

    Local Outbreaks Can Motivate The Vaccine-Hesitant, Poll Finds

    Experimental Nasal Spray Might Ward Off Multiple Viruses

    The Right Time is Now to Get Your Flu Vaccine

    CDC Reports Potentially Troublesome Mutations in Bird Flu Found in Louisiana Patient

    Has RSV Vaccine Hesitancy Subsided?