Nail care
Learning Center
Slide show: 7 fingernail problems not to ignore
See photos of fingernail conditions that warrant medical attention.
Mayo Clinic Minute: Fingernails are clues to your health
Learn six clues to identifying health conditions based on changes in your fingernails.
Nail ridges: Cause for concern?
Vertical nail ridges are common and often become more prominent with age.
7 fingernail problems not to ignore
Learn about fingernail conditions that need medical attention.
Fingernails: Do's and don'ts for healthy nails
Find out the signs of a problem with your fingernails, plus tips for taking care of them.
Blood donation
Find out what to expect during blood donation and how your blood will be used to help others.
Growth plate fractures
Growth plate fractures — This common childhood bone injury often needs immediate treatment as it can result in a shorter, longer or crooked limb.
Multiple sclerosis
This nervous system disorder causes a range of symptoms — and while there's no cure, it's possible to have long periods of remission.
Different types of COVID-19 vaccines: How they work
Find out how different COVID-19 vaccines cause your body to create antibodies that will fight the COVID-19 virus.
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