Mayo Clinic Q&A: Canker Sores Often Go Away on Their Own, Are Not Contagious
DEAR MAYO CLINIC: Every few months, my teenage son gets canker sores in the back of his throat that really bother him and last for about a week. Is there something that he can do to prevent them? Will this continue throughout his life? ANSWER: Canker sores rarely pose a serious health concern. But as […]