Learn more about the germ that causes this sexually transmitted infection (STI) and evaluate whether or not you are at high risk of getting chlamydia here....
Left untreated, chlamydia can cause serious complications such as infertility. Learn to identify signs and symptoms of chlamydia here to prevent illness....
To spread? ? This can easily be treated by going to the doc and getting a few pills and then its gone so I reccomend she just goes and does that. But if she is sexually active w/ someone else then most likely they have it too.