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Fingernails
Fingernails are the hard coverings at the end of fingertips. Nails are made out of a protein called keratin. they function to protect the fingertip and to increase sensitivity of touch. Good hand hygiene and nail care is important to prevent bacterial growth under the fingernails.
Dr. Jeff Livingston reviewed this
24 year experience in Obstetrics and Gynecology
How long it usually lasts:
Related questions
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