How to know if my friend has chlamydia?

Might not know: Most people w chlamydia don’t have sxs. That is why it’s called a silent std. Sxs can include: vaginal discharge, bleeding w intercourse or btwn periods, nausea, fever, painful intercourse, ; lower abdominal ; back pain. Men can experience discharge, burning w urination, itching at opening of the penis (urethra) ; less often – pain/ swelling of testes. It can lead to rectal pain, bleeding ; d/c.