Staying healthy
Learning Center
PSA test
Learn about this prostate cancer screening test, including why it's done, what to expect, risks and results.
PSA levels: Can they rise after partial prostate removal?
A number of factors can cause PSA levels to rise after surgery for an enlarged prostate.
Ovarian cysts and infertility: A connection?
Certain types of ovarian cysts can contribute to fertility problems.
Osteoporosis treatment: Medications can help
Find out more about your options for bone-preserving drugs, including how often you need to take them and what side effects you might expect.
Osteomalacia
Caused by a severe vitamin D deficiency, osteomalacia softens bones, sometimes causing leg bowing in children. Boosting vitamin D intake can cure the disorder.
Orchitis
This inflammation of one or both testicles can cause pain and infertility. It's usually caused by a bacterial infection or the mumps virus.
Opioids: Safe for older people with arthritis?
Opioids aren't the first choice for a chronic condition such as arthritis. And some of their side effects may be particularly concerning for older people.
Obstructive sleep apnea
Learn the signs that point to this common and potentially serious sleep disorder. And find out the treatments that can help you sleep better.
Nasopharyngeal carcinoma
Nasopharyngeal carcinoma is cancer that occurs in the nasopharynx, which is located behind your nose and above the back of your throat.
Mononucleosis: Can it recur?
Mono can return in some rare cases. Learn why that happens.
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