Chlamydia : Cause, Symptoms, Diagnosis, Prevention And Treatment Chlamydia is a sexually transmitted disease. It is caused by the bacterium Chlamydia trachomatis. It can infect both young men and women but mostly women. In women, Chlamydia can affect the cervix, rectum, or throat while it affects the urethra (inside the penis), rectum, or throat in … Continue reading Chlamydia: Symptoms, Diagnosis, Prevention and Treatment