Nutrition basics
Learning Center
Penis fracture: Is it possible?
Know the signs and symptoms of a penis fracture.
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.
Opioid stewardship: What is it?
Learn about the roles everyone plays in opioid stewardship, safety and overdose.
Multivitamins: Do young children need them?
Multivitamins: Are they good insurance for young children?
Monosodium glutamate (MSG): Is it harmful?
Monosodium glutamate (MSG) can trigger headaches and other symptoms in some people.
Mononucleosis: Can it recur?
Mono can return in some rare cases. Learn why that happens.
Measles vaccine: Can I get the measles if I've already been vaccinated?
Is it possible to get measles from someone else if you've been vaccinated?
Mammogram guidelines: What are they?
Latest Mayo Clinic mammogram guidelines for breast cancer screening.
Male masturbation: Does frequency affect male fertility?
Male masturbation has little effect on sperm count or quality.
Loss of sex drive in men: Natural with aging?
Age-related loss of sex drive is normal, but sometimes an underlying condition is at play.
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