Top
20
Doctor insights on: Cold Sores Dehydration

Share
1

1
Do canker sores turn into cold sores?

Do canker sores turn into cold sores?

No: Cold sores are caused by a virus, and canker sores are auto-immune (some suspect a bacterial or viral link, but that's not proven). In either case, one type of sore does not change into the other. ...Read more

See 1 more doctor answer
Dr. Heidi Fowler
1,054 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 very contagious and can be spread by mouth to mouth contact and can spread to the genitalia and cause genital ...Read more


3

3
What causes cold sores?

Herpes simplex virus: Oral herpes, occurs with symptoms of cold sores or fever blisters, is an infection of the mouth and cause by herpes simplex virus type 1 and type 2. After initial infection, the viruses are transported to the sensory nerve cell bodies, where they become latent and reside lifelong. Upon trigger, these virus then multiplies new virus particles, transport, and releases to the nerve terminal. ...Read more

See 2 more doctor answers
4

4
What causes cold sores?

What causes cold sores?

Virus reactivation: Cold sores are caused by reactivation of a latent ("sleeping") virus in the nerves that supply sensation to the inside of the mouth. This is a "herpes" virus, but is most often not the same virus as the one that causes genital herpes. After contracting the virus from someone else's oral cavity, the virus can be reactivated by various triggers, including a common cold or other stressors. ...Read more

See 3 more doctor answers
5

5
What causes cold sores?

Herpes simplex: Real cold sores, which usually occur on the edge of the lips, are caused by herpes simplex virus. This is contagious by touch, and that is touching anywhere. So if you have active cold sores, you need to practice good handwashing anytime you might have touched the sore. Unfortunately, you can also spread them when you don't even have an active sore, in your saliva. ...Read more

See 2 more doctor answers
6

6
What causes cold sores?

HSV1: 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

7

7
Are cold sores and fever blisters caused by herpes simplex 1?

Are cold sores and fever blisters caused by herpes simplex 1?

Cold sores - HSV1: Yes - cold sores and fever blisters are the same thing and are most commonly caused by HSV-1. Rarely, HSV-2 can cause oral herpes given the increased practices of oral sex compared with decades ago (i.e. the 1950s). You will note STRESS causes these to come out (for example after a fever from another illness), so best to keep stress levels to an absolute minimum. These are infectious to others BTW ...Read more

8

8
What leads to cold sore, herpes simplex virus?

What leads to cold sore, herpes simplex virus?

Yes: 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. 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). Tingling ;/or pain can herald the oncoming of cold sore 1 to 2 days prior. ...Read more

10

10
What causes cold sores in mouth?

What causes cold sores in mouth?

Herpes virus: Typically precced by some type of trauma, bite lip, taco chip scrape etc. ...Read more

See 1 more doctor answer
11

11
How are cold sores different from canker sores?

How are cold sores different from canker sores?

Many differences: Canker sores and cold sores are common disorders of the mouth, irritating millions of americans. Although many people use the terms canker sore and cold sore synonymously, they are different conditions. Cold sores are caused by the herpes virus and are contagious while canker sores cause is unclear and is not considered contagious. ...Read more

See 2 more doctor answers
12

12
Does cold weather cause colds?

Does cold weather cause colds?

Common cold. : Contrary to popular lore, going out in the cold, with or without a wet head, will not give you a cold. As the colder weather settles upon us, viruses and other infectious agents like influenza tend to pop up - these actually cause the infections. ...Read more

See 1 more doctor answer
14

14
Difference between canker sores and cold sores?

Vrus vs. environment: A canker sore or aphthous ulcer usually is caused by stress to movable tissue areas and has a white center surrounded by a reddish area.. The stress could be from food allergy or caused by trauma. A cold sore is caused by the herpes simplex virus and occurs around the lips and could infect the throat and can affect gum tissue as well. ...Read more

See 1 more doctor answer
16

16
Diarrhea linked with cold sores?

Diarrhea linked with cold sores?

Unlikely: Cold sores, usually a recurrence of herpes simplex, often arise during periods of stress which may be due to gastrointestinal problems causing diarrhea, or even to emotional issues. The diarrhea is not likely to be caused by the herpes simplex virus. ...Read more

17

17
What type of herpes simplex virus causes cold sores?

Type 1 more common: Cold sores on or near the lips are due to recurrence of herpes type 1 or 2. Herpes viruses, after the initial infection, live in a person's nerves and travel down the nerves to the surface to form blisters that break open, spreading more virus. Type 1 is more common on the lips, and type 2 more common on the genitals. With people engaging in oral sex, either type can be in one or both locations. ...Read more

See 2 more doctor answers
18

18
How are cold sores (herpes simplex) and canker sores different?

How are cold sores (herpes simplex) and canker sores different?

Canker vs Cold Sore: Here is a great comprehensive answer to your question: http://www.Uhs.Umich.Edu/coldcankersores. ...Read more

See 1 more doctor answer
20

20
Are all cold sores herpes?

Yes: But are all cold sores properly labeled and diagnosed ...THAT is the question! ...Read more

See 2 more doctor answers
Dr. Ashu Syal
655 doctors shared insights

Dehydration (Definition)

The excessive loss of body water, with an accompanying ...Read more