One way to know if you have an STD is by the signs and symptoms of it. These symptoms and problems with your health are indications that you may have an STD. Some noticeable symptoms sometimes aren’t visible right away.
However, they can include a discharge coming from the genitals which are bloody, thick, or cloudy in the description. Pain or a burning sensation during urination, lower abdominal pain, pain during sexual intercourse, skin rashes, and lots more.