Chlamydia is the most commonly diagnosed STI around and often known as the ‘silent’ infection due to the lack of noticeable symptoms. Due to this, many cases of Chlamydia remain undiagnosed. 

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1 in 10 people under 25 years old, who are sexually active, will have Chlamydia - however you might notice some changes to your body:

Men
  • A white/cloudy or watery discharge from the tip of the penis

  • Pain when passing urine

  • Possible pain in the testicles
Women
  • Bleeding between periods and/or heavier periods

  • Bleeding after sex

  • Pain and/or bleeding when you have sex                                                  Return to the STIs page

  • Lower abdominal pain (pelvic pain)

  • An unusual vaginal discharge

  • Pain when passing urine