Sores inside the mouth, specifically canker sores, can be caused by injury or stress, according to WebMD. Some people are susceptible to sores from eating foods that irritate the tissue of the mouth. These foods can be h... More » Health Dental Dental Hygiene

Depending on the type of mouth sore, treatment usually involves over-the-counter topical ointments and creams. The National Health Service explains that cold sores may require antiviral medication because they are usuall... More » Health Conditions & Diseases

Pain on the roof of the mouth may be referred to as palate pain and may occur due to mouth cancer, infections, canker sore, dental issues, hot drinks or food, irritating substances and burning mouth syndrome. This condit... More »

Red spots in the mouth can be caused by canker sores, allergic reactions, vitamin deficiencies, oral trauma, stress or a systemic disease, according to Patients who observe red spots or sores in their mo... More »

The cause of tiny white mouth sores, also known as mouth ulcers or canker sores, is unknown, but tissue injury and stress are likely causes, and acidic and citrus fruits and vegetables exacerbate the condition, according... More » Health Pain & Symptoms

Two common reasons for a swollen roof of the mouth include canker sores and burnt tissue along the roof of the mouth, according to MedlinePlus. The remedies for canker sores and burnt tissue include treating the affected... More »

Hydrogen peroxide rinse is a mild antiseptic and a safe, effective treatment for minor mouth irritations such as canker sores, cold sores or gingivitis, according to WebMD. Hydrogen peroxide kills germs and helps remove ... More »