Top 4 Reasons For Canker Sore Bleeding
Canker sores are very painful mouth lesions that vary in severity. Canker sores bleed from time to time for a variety of reasons, typically due to abrasion, irritation, or in instances of severe ulcers. There is typically no reason to be concerned if your canker sore bleeds, but we are going to explore the main causes for canker sore bleeding.
What Causes Canker Sore Bleeding?
Canker sores to not typically bleed on their own, but can often bleed when they are irritated. Below are some of the most common reasons why your canker sores may be bleeding.
Eating Abrasive Food
When you have a canker sore, it is important to eat soft foods that will be gentle on your canker sore. If you eat food like chips, crackers, or other foods that are sharp, it can scrape your canker sore, which can cause it to bleed.
Biting Your Cheek or Lip
Canker sores are often caused by biting your cheek or lip. Once the canker sore forms, it typically becomes swollen, which makes it more likely that you bite it again. If you bite the area again, it is very possible that it will cause the canker sore to bleed. Try to be extra careful when eating so that you do not bite the canker sore, which can make it worse.
Brushing Your Teeth
Depending on where your canker sore is located in your mouth, it is common that it will bleed after your brush your teeth if you bump it with your toothbrush. Try to be careful to avoid the area of the canker sore with your toothbrush to prevent it from becoming more irritated.
Bleeding Due To A Severe Ulcer
Another factor that can cause canker sore bleeding is the severity of the canker sore. Severe ulcers that are large or deep can be more prone to bleed, very similar to when you get a deep cut on your skin.
See Also: What Is The White Stuff In A Canker Sore
When To See A Doctor
If your canker sore lasts for more than 14 days and is consistently bleeding, you will want to see a doctor [1]. This these symptoms indicate that it is more severe, and needs to be examined by a doctor.
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