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sun blister vs cold sore

A 40-year-old member asked:
Dr. Heidi Fowler
24 years experience Psychiatry
Cold sore: Not sure. Fever blister is another name for a cold sore. Sun exposure can trigger cold sores.

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A 40-year-old male asked:
Dr. Hunter Handsfield
52 years experience Infectious Disease
Oral herpes: Oral herpes (cold sores) is often triggered by sunburn. If you have a past history of oral herpes and are pretty sure that's the problem, contact your ... Read More
A 65-year-old female asked:
Dr. Donald Colantino
60 years experience Internal Medicine
Reddish face: To minimize facial redness, avoid Sun, wind, spicey foods and alcohol. The vitamin niacin can cause redness also.
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A 23-year-old female asked:
Dr. Antoanella Calame
18 years experience Dermatology
cold sore vs blister: Blisters can be caused by friction, a burn, cold environment, contact with irritants or allergens, drug reaction, an autoimmune disease, an infection, ... Read More
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A 30-year-old member asked:
Dr. Heidi Fowler
24 years experience Psychiatry
Yes: A cold sore is infectious in all phases but is most infectious when a scab breaks open & fluid with virus weeps from it.
A 39-year-old member asked:
Dr. Heidi Fowler
24 years experience Psychiatry
That can: Happen.
A 45-year-old member asked:
Dr. Heidi Fowler
24 years experience Psychiatry
No, it will not.: From an infection control standpoint - would recommend against that.
A 29-year-old female asked:
Dr. Mary David
Specializes in Obstetrics and Gynecology
Some risk: You can shed virus even when you don't have a cold sore so there is some risk of transmission at any time but it is greatest when you have an active s ... Read More
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A 37-year-old member asked:
Dr. Emily Altman
27 years experience Dermatology
Cold sores: Cold sores or fever blisters are a type of viral infection caused by the herpes simplex virus. The virus is transmitted by contact with an infected i ... Read More
A 35-year-old member asked:
Dr. James Goodpaster
28 years experience Dentistry
Virus: Cold sores are normally caused by herpes simplex i & most people have this virus living in the nerves of the mouth. Some rarely have outbreaks while o ... Read More

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