The Tiny Sore That Can Ruin a Whole Day: A Clear GP Guide to Mouth Ulcers in Children and Adults
A small mouth ulcer can stop a child from eating and turn an adult’s day upside down. Most are harmless and heal in 1–2 weeks — but some need urgent attention. This clear GP guide covers causes, the three main types, safe home care for kids and adults, red flags, and exactly when to see a doctor.