I am a 26 year old female traveling in europe. Last night I went to bed with a sore throat and today I woke up with some red lesions on the inside of my lips. I have had a cold sore before but these look different. What could this be?

Suggestions offered by doctors on Lybrate are of advisory nature i.e., for educational and informational purposes only. Content posted on, created for, or compiled by Lybrate is not intended or designed to replace your doctor's independent judgment about any symptom, condition, or the appropriateness or risks of a procedure or treatment for a given person.