Sexually transmitted diseases (STDs) or sexually transmitted infections (STIs) can be spread when you've had sex without a condom. This section will break down what the different types are, what the symptoms are and how they can be treated.
Genital herpes is an STD caused by two different types of herpes simplex virus (HSV). It looks like a cold sore or blister. While the virus is highly contagious, most people who have it don't get the cold sores or blisters.