Chlamydia.

What is chlamydia? Chlamydia (klah-MIH-dee-ah) is the most common sexually transmitted bacterial infection in the U.S. Its full name is chlamydia trachomatis (trah-ko-MAH-tis). It is a kind of bacteria that can infect the penis, vagina, cervix, anus, urethra, or eye. Chlamydia is the name of several types of bacteria. Chlamydia trachoma, for example, has been a major cause of blindness for centuries. Chlamydia trachomatis is sexually transmitted. One strain occurs primarily in the tropics …

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