March 5, 2011
Not to be confused with Beau's lines (which are horizontal grooves), longitudinal grooves are vertical grooves that are caused by trauma to a specific area of nail growth.
February 1, 2000
Your questions answered! What causes fungus, what to do about brittle nails, and more.
June 1, 1997
The Nail Doctor tackles your pressing questions on nail injuries and arthritis.
Viet Fashion Week 2015: On the Runway261 photos
IBS Las Vegas 2015: International Beauty Show53 photos
A substance capable of dissolving other solids or liquids, i.e. water is called the “universal solvent.”
What’s the cause of the pinkish-red oval area on the pad of my client’s toes?
Am I losing my touch applying acrylics?
Is perfectionism on the job a blessing or a curse?
What’s the best way to recruit techs for a new salon?
What low-cost extras do you provide that clients perceive as having a high value?
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How big is the U.S. nail business? $7.3 billion. What's the average service price for a manicure? Dig into our decades' deep research archives.
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