Canker sores, or aphthous ulcers, are small, painful sores that form inside the mouth, often on the tongue, lips, cheeks, or gums. They can be triggered by stress, minor injuries, food sensitivities, or vitamin deficiencies. This group provides a safe and informative space for people dealing with mouth ulcers or recurring canker sores. Members share healing tips, home remedies, oral care routines, dietary changes, and treatment options to ease pain and speed recovery. Join our community to learn natural and medical solutions, prevent flare-ups, and maintain a healthy mouth.