Final answer:
Chlamydia is a bacterial infection caused by Chlamydia trachomatis, most common among young adults, and can lead to severe health complications if left untreated. It is crucial to get regularly tested and treated with antibiotics to prevent its spread.
Step-by-step explanation:
Chlamydia, commonly occurring in young adults, is a bacterial infection caused by the bacterium Chlamydia trachomatis. It is the most frequently reported bacterial STI in the United States, especially among young people. Statistically, about two-thirds of new chlamydia cases occur in individuals between the ages of 15 and 24. Young females are diagnosed with chlamydia more than young males, primarily due to sex differences in testing for the infection. Chlamydia is transmitted through sexual contact, and it's important to note that ejaculation isn't necessary for the transmission of this infection. Even after being treated and cured, it's possible to become reinfected with chlamydia through sexual contact with an infected person. Chlamydia can also have serious implications such as pelvic inflammatory disease (PID), ectopic pregnancy, and infertility if left untreated. Therefore, regular screening and treatment with antibiotics are essential for managing and preventing the spread of chlamydia.