Chlamydia is a sexually transmitted infection (STI) caused by the bacterium Chlamydia trachomatis. It is one of the most common STIs

Many people with chlamydia do not have any symptoms. However, some people may experience symptoms, including:

• Vaginal discharge: The discharge may be clear, white, or yellow.
• Painful urination: Urination may be painful or burning.
• Pain in the lower abdomen: The lower abdomen may feel sore or tender.
• Abnormal bleeding: There may be abnormal bleeding from the vagina, such as bleeding after sex or between periods.

• Chlamydia is spread through sexual contact, including vaginal, anal, and oral sex. It can also be spread from mother to child during childbirth.