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Learning Center
Is stress to blame for hair loss?
Stress and hair loss can be related. Extreme stress could take a toll on your tresses. But any hair loss may be temporary. Be sure to talk to your doctor if you notice sudden or patchy hair loss or more than usual hair loss when combing or washing your hair.
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.
Loss of taste and smell: Natural with aging?
Aging can play a role in the loss of taste and smell — but not always.
Male hypogonadism
This condition affects the ability of men's bodies to produce enough testosterone or enough sperm or both.
Male masturbation: Does frequency affect male fertility?
Male masturbation has little effect on sperm count or quality.
Marijuana and depression: What's the link?
Marijuana and depression seem to go hand in hand for some people, but there's no clear evidence that marijuana directly causes depression.
Mayo Clinic Minute: Fingernails are clues to your health
Learn six clues to identifying health conditions based on changes in your fingernails.
Mayo Clinic Minute: Weathering migraines
Extreme summer weather may trigger migraines, though experts aren't sure why. But you can take steps to keep pain at bay.
Mayo Clinic Minute: What is the Asian longhorned tick?
Learn about the Asian longhorned tick, where it's found, and how to prevent tick bites.
Mayo Clinic Minute: What you should know about bats and rabies
Learn more about the risk of rabies from bats and how to prevent rabies.
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