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English: Canker sores are small, white ulcers with a hole at the top, that appear in the mouth and often make eating and talking difficult. These canker sores may develop in the mouth due to some high potency medicines, if you eat something very warm or you eat something very spicy. The canker sores are mostly connected with the stomach. If your stomach is upset, canker sores may develop in your mouth.

Canker Sores or mouth ulcers are of two types:

1. Simple canker sores.  Simple canker sores may appear 4 to 5 times a year and last up to a week. They typically occur to the people who are between10 to 25. 2. Complex canker sores.  Complex canker sores can occur any time. They usually occur to those people whose stomach gets upset instantly. This mouth ulcer can occur at any age and stage. These canker sores are less common and occur more often in people who have previously had them. Causes of Canker Sores or Mouth Ulcers The actual reason behind the canker sores is still unknown. Stress is one of the major causes of canker sores. Tissue injury in the mouth is also a reason canker sore. The persons whose stomachs are sensitive usually suffered from mouth ulcer or canker sores. Some specific foods like citrus or acidic fruits, junk food, spicy food and some vegetables such as lemons, oranges, pineapples, apples, figs, tomatoes, and strawberries can trigger a canker sore or make the problem worse. Sometimes a sharp tooth surface or dental appliance like braces or ill-fitting dentures, might also cause canker sores. Some cases of complex canker sores are caused by poor health condition. It includes impaired immune system, nutritional problems, such as vitamin B-12, zinc, folic acid, or iron deficiency and gastrointestinal tract disease, such as celiac disease or Crohn's disease. Cold Sores and Canker Sores The one most common question that comes across in your mind is, Are the cold sore and canker sores are the same things? The answer is NO. Cold sores are also called fever blisters or herpes simplex type 1, are groups of painful, fluid-filled blisters. Cold sores are caused by a virus and are extremely transferable. Cold sores, also typically appear outside the mouth, usually under the nose, around the lips, or under the chin. Whilst canker sores occur inside the mouth and caused due to the food and age problem. Symptoms of Canker Sores Some common symptoms of canker sores are: • A painful sore inside your mouth, on the tongue, on the back portion of the roof of your mouth. On the gums or inside your cheeks. • A prickling or inflammatory sensation before the sores appears. • Sores in your mouth are round, white or gray, with a red edge or border and with a small hole at the top. • High Fever. • Slow physical movement. • Dullness. How to Treat Canker Sores? Pain of canker sores lasts for 2 weeks almost. The pain generally lessens by the time automatically. Canker sores usually heal without treatment. After 2 weeks they start getting disappear. Canker sores, also treated with dental lasers. Dental health also relates to the canker sores. So, always talk to your roseburg dentiST about the procedure. Prevention of Canker Sores. However, there is no proper treatment for canker sores. They often reappear, but you may be able to reduce their frequency by: 1. Avoiding foods that irritate your mouth and upset your stomach, including citrus fruits, acidic vegetables, and spicy foods. 2. Reduce your habit of gum chewing.

3. Brushing your teeth with a soft-bristled brush after meals and flossing daily.