Staying healthy
Learning Center
Diarrhea
Diarrhea: Symptom — Overview covers definition, causes of acute and chronic diarrhea.
7 signs and symptoms not to ignore
Do your symptoms merit medical attention? From weight loss to flashes of light, know when to seek care.
Vaccines for adults: Which do you need?
Vaccines offer protection from infectious diseases. Find out how to stay on top of the vaccines recommended for adults.
Hormone therapy for prostate cancer
Find out what to expect during testosterone-blocking therapy. Learn about choices, including medicines and surgery.
Bladder outlet obstruction: Causes in men?
Find out more about the causes of male bladder outlet obstruction and possible next steps.
Blood in semen
Finding blood in your semen can be alarming, but the cause is usually benign. Find out possible causes and when to see a doctor.
Erectile dysfunction: Viagra and other oral medications
Get the facts on medicines that are taken by mouth for ED.
Sitting risks: How harmful is too much sitting?
Sitting for long periods — such as in front of the TV or at a desk — appears to increase risk of death from cardiovascular disease and cancer.
Priapism
Understand the symptoms, possible causes and treatment of prolonged erection of the penis, including when to seek emergency care.
Male hypogonadism
This condition affects the ability of men's bodies to produce enough testosterone or enough sperm or both.
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