Get Virtual Care
  • Primary Care
  • Urgent Care
  • FAQs
  • Support Center
For Businesses
  • Direct Primary Care for Organizations
  • For DMEs and Pharmacies
  • For Health Plans
  • For Providers
About Us
  • Who We Are
  • Why HealthTap
  • Our Standards
  • Contact
Log in
Book a video appointment
Book now
  • Get Virtual Care

    • Primary Care
    • Urgent Care
    • FAQs
    • Support Center
  • For Businesses

    • Direct Primary Care for Organizations
    • For DMEs and Pharmacies
    • For Health Plans
    • For Providers
  • About Us

    • Who We Are
    • Why HealthTap
    • Our Standards
    • Contact
Log in to HealthTap
HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
HealthTap
Telehealth
A member asked:

What is the difference between a fever blister and a cold sore on lip area?

A doctor has provided 1 answer
Dr. Neil Giddings answered

No difference: Both are viral ulcers, same thing.

Dr Ali and another doctor agreed

Answered 9/28/2016

5.6k views

Thank
Show 1 more comment

Related Questions

A member asked:

Hi Dr, I have a fever blister or cold sore on my mouth. Which is something I usually get when feeling feverish. For some odd reason, now it is coupled with pimples resembling a rash on my back as well as on my rib cage. What could it be?

A doctor has provided 1 answer

A member asked:

My 4 year old has had a fever come & go for 3 days, she has sore gums and I noticed a blister inside her mouth. What could it be?

A doctor has provided 1 answer

A member asked:

Canker sore or fever blister on the inside of my mouth. Will it make the healing process more difficult?

A doctor has provided 1 answer

A member asked:

My elder son has hand foot and mouth disease with no blisters. Only sore throat and fever. Can he pass this to one month old baby? Is it dangerous for newborn? How to prevent?

11 doctors weighed in across 2 answers

A member asked:

If a fever blister on the roof of the mouth is gone, but the area is still tender is it still contagious?

A doctor has provided 1 answer

People also searched for:

What to do if I have a fever blister or cold sore on my lip. How could I have gotten this?
What do you recommend if I have a fever blister/cold sore in my lip and its itchy, how do I get rid of it?
How do I know if a bump on my bottom lip is necessarily a cold sore/fever blister? It doesn't hurt, it is just one bump with a white center?
I have a small bump on my upper lip.I noticed it 2 or 3 days ago.It doesn't hurt, burn or itch. Could this be a fever blister or a cold sore forming?
I have a series of 4-5 blisters on my lips ( all LHS) and sore swollen glands, also on my LHS. I suffer occasionally from the odd fever blister, but never this many at once, or as painful. Is it simply cold sores, or should I get it checkedout?

Telemedicine

Primary Care
Manage Your Conditions
Women's Health
Children's Health
Men's Health
Senior Health
Wellness, Prevention & Lifestyle
Sexual Health
Mental & Behavioral Health
Travel Medicine
Urgent Care
Ask your question
Didn't find what you're looking for?

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.

Ask your question

More of what we treat

Allergies
Antibiotics
Asthma
High Blood Pressure
Prescriptions
Type 2 Diabetes
Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.
HealthTap
HIPAA logo
HIPAASecure
Soc 2 Type 2 logo
SOC 2 Type 2Certified
JCAHO Accredited
JCAHOAccredited

For Businesses

Direct Primary Care for OrganizationsFor DMEs and PharmaciesFor Health PlansFor Providers

Company

About UsSupport CenterContact Us

Health Content

Health TopicsDoctor Q&A by Specialty

Join Us

For DoctorsJobs
Member App

Download HealthTap

Video visit and message your doctor

Member App QR Code
Play Store Member LinkApp Store Member Link

Questions?

+1 (888) 828-0841support@healthtap.com
LinkedInTwitter
HomeTermsPrivacyCookiesDMCAHealth TopicsDoctors DirectoryDoctor Q&A by Specialty
Copyright 2026 HealthTap, Inc.