Chlamydia is the most frequently reported infectious disease in the U.S. Anyone who has sex is at risk for chlamydia.

Dyspnea is the technical word for difficulty breathing. It's a common symptom in people who have lung cancer or have cancer that has spread to the lungs.

Radiation therapy, also called radiotherapy, uses rays of energy to kill cancer cells. It may be used to treat urethral cancer. Learn more.

Surgery is the most common treatment for urethral cancer. Learn more.

Learn about your treatment choices for urethral cancer.

Urethral cancer is staged based on the part of the urethra that's affected. Learn what the stages mean.

Learn what tests you may have after being diagnosed with vulvar cancer.

Radiation therapy uses high-energy X-rays to kill cancer cells. Learn how it's used to treat vulvar cancer.

Surgery is the most common treatment for vulvar cancer. The goal of surgery is to remove tumors or areas of cancer (cancerous lesions) from the vulva while trying to leave as much normal tissue as possible. Learn about the different types of surgery.

Studies suggest that MRIs (magnetic resonance imaging) may improve the early detection of breast cancer in women who are considered high risk.