Herpes produces blisters, which last 7-10 days, go away, and come back at some point. This doesn't sound like what you have. Redness always looks more red when the skin is warm (such as after a shower, or in the morning.) I advise you not to rub or examine the
spotBirthmarks - pigmented
Liver spots
Measles, koplik spots - close-up
Mongolian blue spots and show a doctor for definitive diagnosis.
Take care.
Dr. Rockoff