Those yellowish and thickened toenails could mean you have an infection with a toenail fungus. Here are the types, symptoms, and how to treat fungal infections of the toenail.

Take a quick look at your toenails. If they're thick, yellowed or flaky, you might be among the 50 percent of Americans who have toenail fungus but don't realize it. A fungal nail infection is caused ...

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