Canker sores are not contagious, according to WebMD. While their specific cause is not known, canker sores tend to develop in individuals during periods of high stress or following...
Canker Sores are contagious.
Mar 19, 2015 ... Unlike cold sores, canker sores are not contagious. They don't pose any health
risk other than the discomfort that comes along with them.
So how can you tell if a sore is a (non-contagious) canker sore or a contagious
cold sore? Cold sores usually develop outside the mouth, around the lips, chin, ...
One to two days before appearing, a burning or tingling sensation may be present in the area of the mouth where the lesion is developing. Canker sores
do not develop on the external surfaces of the lips and are not to be confused with c... More »
Canker sores are small white swellings or sores surrounded by an area of
redness. While canker sores are not contagious, they are often confused with
Oct 9, 2014 ... In contrast to canker sores, cold sores are extremely contagious and are most
often caused by the herpes simplex virus type 1 (HSV-1).
When a person develops a canker sore, many people wonder if it is contagious.
The truth is, canker sores are not contagious. Find out why.
May 27, 2013 ... They are usually very painful, but are benign and are not contagious. Canker
sore. View full size image. Types. There are three types of canker ...
Oct 2, 2013 ... People who get canker sores typically have them a few times each year. Canker
sores are not contagious. Scientists don't know what causes ...