There is blister on glans how to be touched to ache to return a responsibility

Genital herpes is a

sexually transmitted disease caused by herpes simplex virus infection, usually manifested as blisters on the glans, pain when touched.

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, syphilis

syphilis is a sexually transmitted disease, is caused by Treponema pallidum infection. It is easy to cause rash, blisters, pustules and other symptoms on the glans, and pain symptoms when touched.