Our Symptom checker provides clinical advice on what to do next based on your symptoms.
Epididymitis causes an inflamed and painful testicle. You should see a doctor straight away for treatment. Read our trusted partner pages to find out more.
A varicocele is a swelling of veins next to a testicle. Usually, it’s harmless, but if you are in pain or having fertility problems, treatment can help.
Testicular torsion is a condition that causes sudden, painful swelling in the scrotum. It needs emergency surgery. Learn about symptoms to look for.
Undescended testicles refers to one or both testes missing from the scrotum. Treatment, if needed, is important to prevent future health problems.
Penis injury, swelling or pain
Your penis may become swollen or inflamed if injured. Follow this self-care advice and find out how to relieve the symptoms.
Male genital cancers
Information about male genital cancers from our information partners.
Information about male infertility from our information partners, including articles about symptoms, causes and treatment options.
Infertility is usually defined as not being able to get pregnant. A broader view of infertility includes not being able to carry a pregnancy to term.
Blood in semen
Finding blood in your semen can be alarming but in most cases is not serious. It will generally pass within a few days without the need for treatment. Find out more about blood in semen here.
Balanitis is an inflammation of the head of the penis that causes red and itchy skin. Learn more about its causes, treatments and prevention.