My boyfriend once in a while has herpes on the skin of his penis.

My boyfriend once in a while has herpes on the skin of his penis. Why is that? (Female, 27 y.o.)

That means that your boyfriend is having a chronic herpes infection. Because of the different reasons, he sometimes has exacerbations of it – relapse. At the setback of his illness your boyfriend is infectious, which means that if you have a sexual contact during such a period, you may have a risk of infection.

How big is the size of normal penis
What is latex membrane