yes. herpes can be a single blister, up to a "forest" of them.
herpes
See your Doctor. STD Herpes or friction blister -get it checked by a clinic.
herpes.
Other names for a cold sore are fever blister, oral herpes, labial herpes, herpes labialis, and herpes febrilis.
Do not pick at the herpes blister.
Vesiculopustular in medical terms means having the characteristics of a vesicle (small blister) and a pustule (e.g. a whitehead). An example is a herpes (cold sore, oral herpes) blister after a day or two, when it starts to pus over.
Also known as cold sores are fever blister and herpes.
You can get the herpes virus from a kiss on the neck if the person kissing you had an outbreak of herpes or just before the outbreak arose. The neck is a common place for herpes gladiatorum as well.
herpes labialis
They don't just go away because herpes is a life long disease that is incurable. With antibiotics you can relieve the pain of them but that's pretty much it.
A single red blister on your left arm that does not hurt could be nothing. It just be where you rubbed against something.
As a sufferer of 'Herpes' myself, I have been warned in the past by medical practitioners that the virus can still be active in saliva even in the absence of a blister. Advise abstinance from kissing when the other party has any signs; tingling etc. that the virus is active.