Mayo Clinic diet
Learning Center
Low blood sodium in older adults: A concern?
For older adults, low blood sodium, known as hyponatremia, can cause death if left untreated.
MRI: Is gadolinium safe for people with kidney problems?
Older gadolinium contrast agents used with MRI posed a risk for people with severe kidney failure. Newer versions are much safer.
Male masturbation: Does frequency affect male fertility?
Male masturbation has little effect on sperm count or quality.
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.
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.
Pap smear: Do I need one if I'm a virgin?
Doctors recommend regular cervical cancer screening whether you've had sex or not.
Pap smear: Still needed after hysterectomy?
If you've had surgery to remove your uterus, you might not need routine Pap smears. Find out what doctors recommend for cervical cancer screening.
Pap test: Can it detect ovarian cancer?
Unfortunately, there is no standard or routine screening test for ovarian cancer.
Penis fracture: Is it possible?
Know the signs and symptoms of a penis fracture.
Pomegranate juice: A cure for prostate cancer?
Early research suggested that pomegranate juice could slow the growth of prostate cancer, but more-rigorous trials failed to confirm those results.
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