Cold Sore Inside mouth: Is it Serious?

What is a Cold Sore Inside the Mouth?

Many conditions can affect the body. Some are dangerous to a person’s life, but most are not. No matter what, you want the various parts of your body to be healthy throughout your life, especially your mouth, a part of the body you typically use every day. Multiple ailments can affect the mouth, and one of them is a cold sore inside the mouth. It’s an unpleasant condition that should be avoided as much as possible, although in almost every case it is not life-threatening. To understand the ailment, you have to realize what a cold sore is. If you would like to read on and need more information about cold sore scab then go here.

What is a Cold Sore?

If you know nothing about what a cold sore is, you may assume that the condition has something to do with the common cold. You may also believe that a cold sore is something that you can get when you get sick as a result of the common cold virus. You would be incorrect. A cold sore, sometimes called a fever blister, is caused by the herpes simplex virus or HSV. There are two types of HSV – Type 1 and Type 2. The Type 1 virus mainly causes cold sores. Although they can show up on the inside of your mouth, you can find them on the outside of the mouth or the lip, on the cheeks, on the nose and the fingers. They are distinct in appearance and do not look like other bumps that can occur in the mouth or other areas. A mouth sore picture is shown below.

cold sore inside mouth

What Does a Cold Sore Look Like?

A cold sore tends to be an unattractive bump that first appears as a blister. After the blister appears, it breaks off and oozes liquid. After this occurs, a scab is present and then falls off. Once the crust falls off, the new skin is revealed underneath. This a condition that can cause pain and redness, especially when you are drinking or eating. If the condition is really bad, your ability to swallow, talk or even breathe can be affected. If you have a severe cold sore situation, you should always seek medical attention, especially if the sore is large, if there is a rash, if there is a fever, if diarrhea develops, etc. A qualified medical professional can examine the sore and take any necessary steps.

How Long Does a Cold Sore Last and is it Contagious?

When you have a cold sore inside your mouth, or anywhere on your body, it typically lasts for seven to 10 days. What is most important to know about these sores is that they are highly contagious. This means that you can spread HSV to another person up until the sore crusts over. Spreading the virus when it is inside the mouth can be done by kissing, sharing silverware, sharing lip balm, etc. Therefore, when the condition is inside your mouth, you need to take extra precautions not to spread the virus to another person. When you are suffering from a cold sore, always wash your hands if you end up touching the sore. Also, change your toothbrush after the cold sore heals. Take the necessary steps to protect others.

Who Gets Cold Sores?

At least ninety percent of people get one in their lifetime at a wide variety of ages. For about 60 percent of adults, once they get a cold sore, they never get another one. This is because their bodies have developed antibodies to prevent the virus from appearing again. However, the other 40 percent will get repeated cold sores. The 40 percent who get a reoccurrence of the virus could be triggered by certain conditions such as fever, stress, menstruation, allergies, etc. Knowing what may have caused the cold sore will help you in preventing one from occurring again.

Are Cold Sores Inside the Mouth or Anywhere Else Serious?


Cold Sores are not considered to be a severe condition. However, complications can occur depending on the person’s health or situation who gets a cold sore. For example, if a cold sore infection spreads to your eye, it can cause serious vision complications, such as meningitis, for example. If you are a person who has AIDS, a cold sore can exacerbate your condition either in a minor way or a serious way, for example.

Is There a Cure for a Cold Sore?

Unfortunately, there is no cure for HSV. All you can do when you have a cold sore is take steps to make it feel better until it crusts over and heals. Therefore when a cold sore develops, there are things you can do to ease the pain. For example, it’s best to avoid hot, salty or sugary foods. These can irritate a cold sore and make it painful. Tobacco and alcohol should also be avoided as they can worsen the condition of a cold sore. You can gargle with salt water, eat ice, and take pain medication to ease the pain. You can also apply a paste of baking soda and water, or hydrogen peroxide and water to relieve the pain.

Are Cold Sores Canker Sores?

Cold Sores are often confused with canker sores. However, they are not the same thing. Canker sores are ulcers inside the mouth, on the tongue, on the lips or the throat, but they are not related to the herpes simplex virus nor are they contagious. Therefore, you cannot spread a canker sore to another person. These sores can be caused by stress, an injury to the mouth, hormones, vitamin deficiencies, and more. Most do not require medical treatment, and they will heal on their own.

If you develop a cold sore in your mouth, take steps such as eating ice to make the cold sore feel better until it disappears. Don’t touch the cold sore, but if you do, be sure to wash your hands and change your toothbrush. There is no cure for HSV, but if the cold sore is more than a half an inch in diameter, develops into a rash, or if a fever develops, for example, be sure to seek medical attention.

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