Mouth ulcers are painful, often recurrent sores that can disrupt your daily life. Understanding the underlying causes can help in finding effective mouth ulcer home remedies and managing their ecurrence r. If you’re asking, “What is a mouth ulcer?” and want to know how to treat or prevent them, you’re in the right place. This blog explores the five most common causes of painful mouth ulcers and offers insights into ?????? ??? ????????? ?? ???? (dental infection