Sexually transmitted diseases or infections (STDs or STIs) affect tens of millions of people in the United States, according to the Centers for Disease Control and Prevention (CDC). Men, and others with penises, such as pre-op transgender women, may not realize theyve acquired an STD, because many have no symptoms.

What does chlamydia feel like for a guy?

Chlamydia symptoms in men can include: Pus, or watery or milky discharge from the penis. Pain or burning when peeing. Pain and/or swelling in one or both testicles.

What STD makes a man smell bad?

Sexually transmitted infection (STI) STIs may cause a smelly penis, in some cases. The two STIs most likely to cause penis odors are chlamydia and gonorrhea.