50 Free Resources That Will Improve Your Writing Skills. Effective writing skills are to a writer what petrol is to a car. Like the petrol and car relationship, without solid skills writers cannot move ahead. These skills donât come overnight, and they require patience and determination. You have to work smart and hard to acquire them.
Canker sore. Canker sores, also called aphthous ulcers, are small, shallow lesions that develop on the soft tissues in your mouth or at the base of your gums.Unlike cold sores, canker sores don't occur on the surface of your lips and they aren't contagious. They can be painful, however, and can make eating and talking difficult.anker sores, also called aphthous ulcers, are small, shallow lesions that develop on the soft tissues in your mouth or at the base of your gums.
A canker sore (aphthous stomatitis) is an illness that causes small ulcers to appear in the mouth, usually inside the lips, on the cheeks, or on the tongue. What causes aphthous stomatitis (canker sores)? The exact cause of this disease is not known.