* Does not require secondary range number to follow: back to top : State Abbreviations : State/Possession. Abbreviation. ALABAMA. AL. ALASKA. AK. AMERICAN SAMOA. AS. ARIZONA . AZ. ARKANSAS. AR. CALIFORNIA CA. COLORADO . CO. CONNECTICUT. CT. DELAWARE. DE. DISTRICT OF COLUMBIA. DC. FEDERATED STATES OF MICRONESIA. FM
Canker sores are small, shallow ulcers that appear in the mouth and often make eating and talking uncomfortable. There are two types of canker sores: Simple canker sores. These may appear three or four times a year and last up to a week. They typically occur in people ages 10 to 20. Complex canker sores.
What are canker sores? Canker sores (aphthous ulcers) are painful sores inside the mouth. Canker sores are twice as common in women and usually first appear between the ages of ten and twenty although they may appear as early as age two.