Diseases & Conditions

A look at nail problems

Here's how to treat and prevent the most common fingernail and toenail issues.

By , Executive Editor, Harvard Men's Health Watch
  • Reviewed by Howard E. LeWine, MD, Chief Medical Editor, Harvard Health Publishing; Editorial Advisory Board Member, Harvard Health Publishing
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Cropped image showing the legs and feet of a man walking barefoot on a log.

Toenail fungus, ingrown toenails, and brittle or cracked fingernails can make your hands and feet unsightly and sometimes even painful. While these issues are more common with age, you can maintain healthy and good-looking nails. Here is what causes these nail problems and what you can do about them.

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About the Author

photo of Matthew Solan

Matthew Solan, Executive Editor, Harvard Men's Health Watch

Matthew Solan is the executive editor of Harvard Men’s Health Watch. He previously served as executive editor for UCLA Health’s Healthy Years and as a contributor to Duke Medicine’s Health News and Weill Cornell Medical College’s … See Full Bio
View all posts by Matthew Solan

About the Reviewer

photo of Howard E. LeWine, MD

Howard E. LeWine, MD, Chief Medical Editor, Harvard Health Publishing; Editorial Advisory Board Member, Harvard Health Publishing

Dr. Howard LeWine is a practicing internist at Brigham and Women’s Hospital in Boston, Chief Medical Editor at Harvard Health Publishing, and editor in chief of Harvard Men’s Health Watch. See Full Bio
View all posts by Howard E. LeWine, MD
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