NBC Select independently determines what we cover and recommend. When you click on or buy through our links, we earn a commission. Learn more. Like acne, a cold sore outbreak can be a frustrating ...

Learn what scientific research and experts say about the evidence for common home remedies for herpes, including honey, lemon balm, and petroleum jelly.

So, what exactly are cold sores? According to Dr Kakai Kulabusia, a medical immunology specialist, these are small blister-like spots that appear in or around the outside of the mouth and are caused ...