Nutrition basics
Learning Center
Fight coronavirus (COVID-19) transmission at home
Fight coronavirus at home by cleaning and disinfecting high-touch surfaces. Most common household disinfectants will kill the virus that causes COVID-19.
Mayo Clinic Minute: Why vaccines are especially important for older people
Find out how older people can benefit from vaccines.
Back pain at work: Preventing pain and injury
Learn what you can do to avoid and prevent back pain at work.
Diet soda: How much is too much?
Diet soda may help you cut calories, but other low-calorie options abound.
Stomach flu: How long am I contagious?
Depending on which virus causes your stomach ailment, you can be contagious from a few days to two weeks or more.
Cold and flu viruses: How long can they live outside the body?
Some viruses are more resilient than you may think. Learn more about how they spread and how to protect yourself.
Does sunscreen expire?
Wondering whether sunscreen expires? Get the facts about how long sunscreen lasts.
Caffeine: Is it dehydrating or not?
Caffeinated drinks usually won't dehydrate you, but water is still your best option.
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.
Juicing: What are the health benefits?
Learn about the pros and cons of extracting the juice from fresh fruits and vegetables.
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